Halo: The Master Chief Collection has 700 achievements worth 7000 gamerscore

Life Story 0 Complete the Master Chief Saga playlist.	30
Just Getting Started 0 Kill 100 enemies or players.	5
Balaho's Most Wanted 0 Kill 100 Grunts.	5
The One Percent 0 Kill 100 Elites.	5
Spoilsport 0 Kill 100 Jackals.	5
Going Bananas 0 Kill 100 Brutes.	5
Hunters Hunted 0 Kill 50 Hunters.	5
Checkmate 0 Kill 100 Watchers.	5
I Was Wondering What Would Break First 0 Kill 100 Knights.	5
Pest Control 0 Kill 100 Crawlers.	5
Thanks A Killion 0 Kill 20,000 enemies or players.	20
Medal Completionist 0 Collect 10,000 campaign or playlist medals.	20
The Guardians Are Coming 0 Get killed by the Guardians.	5
Mystery Achievement 0 Inscrutable. Mysterious.	5
Where Am I? 0 Complete 10 missions or multiplayer games.	5
I Got This 0 Complete 100 missions or multiplayer games.	10
Tempered Blade 0 Win 10 multiplayer games.	5
Forged in Fire 0 Win 100 multiplayer games.	10
Sample Plate 0 Complete three cross-game playlists.	20
I Dabble in Slaying 0 Complete one cross-game playlist.	10
Stick With It 0 Play a multiplayer or co-op game at least 3 months after your first game.	5
Veteran 0 Complete all campaigns on Normal difficulty.	30
War Hero 0 Complete all campaigns on Heroic difficulty.	40
Legend 0 Complete all campaigns on Legendary difficulty.	50
Lore Master 0 Activate all terminals.	30
Your Journey Begins 0 Complete a campaign mission or a match of multiplayer.	5
LASO Master 0 Complete the LASO playlist for every Halo game.	50
Standard Operating Brocedure 0 Complete any co-op level on Normal difficulty.	10
Brovershield 0 Complete any co-op level on Heroic difficulty.	10
The Good, The Bad, and The Dead 0 Collect 9,000 campaign or playlist medals.	10
Delicious Brains 0 Kill 100 Flood.	5
Zombie Repeller 0 Kill 1000 Flood.	10
Bro Hammer 0 Complete any co-op level on Legendary difficulty.	10
Throne of Bones 0 Find and claim all the campaign skulls in Halo:CE, Halo 2, and Halo 3.	30
A Pile of Medals 0 Collect 2,000 campaign or playlist medals.	10
A Crate of Medals 0 Collect 3,000 campaign or playlist medals.	10
A Heap of Medals 0 Collect 4,000 campaign or playlist medals.	10
A Few Trinkets 0 Collect 5,000 campaign or playlist medals.	10
Oh, These Baubles? 0 Collect 6,000 campaign or playlist medals.	10
Chesty Puller Starter Kit 0 Collect 7,000 campaign or playlist medals.	10
Medal Master Chief 0 Collect 8,000 campaign or playlist medals.	10
Contender 0 Win 50 multiplayer games.	10
In It To Win It 0 Win 200 multiplayer games.	10
Game On 0 Complete 50 missions or multiplayer games.	10
Bonus Level 0 Complete 200 missions or multiplayer games.	10
Sharpshooter 0 Win 150 multiplayer games.	10
Can't Put It Down 0 Complete 150 missions or multiplayer games.	10
Battle Hardened 0 Win 250 multiplayer games.	10
Up All Night 0 Complete 250 missions or multiplayer games.	10
Thermopylae 0 Win 300 multiplayer games.	10
Can't Get Enough 0 Complete 300 missions or multiplayer games.	10
Striking Fear in Their Hearts 0 Win 350 multiplayer games.	10
Committed 0 Complete 350 missions or multiplayer games.	10
Steady Aim 0 Win 400 multiplayer games.	10
Big Time Gamer 0 Complete 400 missions or multiplayer games.	10
Quick Trigger Finger 0 Win 450 multiplayer games.	10
Long Time Fan 0 Complete 450 missions or multiplayer games.	10
Multiplayer Champion 0 Win 500 multiplayer games.	20
The Long Haul 0 Complete 500 missions or multiplayer games.	20
Just A Taste 0 Collect 500 campaign or playlist medals.	5
All Out of Bubblegum 0 Collect 1,000 unique campaign or playlist medals.	10
Foe Hammer 0 Kill 5,000 enemies or players.	10
Gruntageddon 0 Kill 1000 Grunts.	10
Were It So Easy 0 Kill 1000 Elites.	10
Scavenger Hunt 0 Kill 1000 Jackals.	10
Dankey Kang 0 Kill 1000 Brutes.	10
Wyrmslayer 0 Kill 250 Hunters.	10
Remove the Bishops From the Board 0 Kill 1000 Watchers.	10
Knightbane 0 Kill 1000 Knights.	10
Dogcatcher 0 Kill 1000 Crawlers.	10
Herald of the Reclamation 0 Complete all campaigns on Easy difficulty.	20

Halo: Combat Evolved

There are 91 achievements with a total of 855 points.

The Silent Cartographer 0 Halo CE: Complete The Silent Cartographer.	10
Assault on the Control Room 0 Halo CE: Complete Assault on the Control Room.	10
Pillar of Autumn 0 Halo CE: Complete The Pillar of Autumn.	10
Halo 0 Halo CE: Complete Halo.	10
Truth and Reconciliation 0 Halo CE: Complete The Truth and Reconciliation.	10
343 Guilty Spark 0 Halo CE: Complete 343 Guilty Spark.	10
The Library 0 Halo CE: Complete The Library.	10
Two Betrayals 0 Halo CE: Complete Two Betrayals.	10
Keyes 0 Halo CE: Complete Keyes.	10
The Maw 0 Halo CE: Complete The Maw.	10
Hit The Beach 0 Halo CE: Beat the par time on The Silent Cartographer.	10
Would It've Killed You To Take The Elevator 0 Halo CE: Beat the par time on Assault on the Control Room.	10
Didn't Like This Ship Anyways 0 Halo CE: Beat the par time on The Pillar of Autumn.	10
Flyover Country 0 Halo CE: Beat the par time on Halo.	10
You Can't Handle the Truth 0 Halo CE: Beat the par time on The Truth and Reconciliation.	10
Lightning in a Bottle 0 Halo CE: Beat the par time on 343 Guilty Spark.	10
TLDR 0 Halo CE: Beat the par time on The Library.	10
Whistle Stop Tour 0 Halo CE: Beat the par time on Two Betrayals.	10
Scurty Bump 0 Halo CE: Beat the par time on Keyes.	10
All You Can Eat 0 Halo CE: Beat the par time on The Maw.	10
Did Somebody Say... 0 Halo CE: Beat par time on all Halo: CE levels.	20
Charted 0 Halo CE: Beat the par score on The Silent Cartographer.	10
Vetro Strike 0 Halo CE: Beat the par score on Assault on the Control Room.	10
Pillar of Awesome 0 Halo CE: Beat the par score on The Pillar of Autumn.	10
Giant Hula Hoop 0 Halo CE: Beat the par score on Halo.	10
You Really Can't Handle the Truth 0 Halo CE: Beat the par score on The Truth and Reconciliation.	10
Circuit Breaker 0 Halo CE: Beat the par score on 343 Guilty Spark.	10
Reading Room 0 Halo CE: Beat the par score on The Library.	10
It Was Inevitable 0 Halo CE: Beat the par score on Two Betrayals.	10
Headstrong 0 Halo CE: Beat the par score on Keyes.	10
Consumption Junction 0 Halo CE: Beat the par score on The Maw.	10
Overachiever 0 Halo CE: Beat the par score on all Halo: CE levels.	20
Arrival 0 Halo CE: Activate Terminal 1 on The Pillar of Autumn.	5
Sacrifice 0 Halo CE: Activate Terminal 2 on Halo.	5
Splinters 0 Halo CE: Activate Terminal 3 on The Truth and Reconciliation.	5
Idle Hands 0 Halo CE: Activate Terminal 4 on The Silent Cartographer.	5
Hitchhikers May Be Escaping Convicts 0 Halo CE: Activate Terminal 5 on Assault on the Control Room.	5
Bearly Contained 0 Halo CE: Activate Terminal 6 on 343 Guilty Spark.	5
Quis custodiet ipsos custodes? 0 Halo CE: Activate Terminal 7 on The Library.	5
Memories 0 Halo CE: Activate Terminal 8 on Two Betrayals.	5
Mind Games 0 Halo CE: Activate Terminal 9 on Keyes.	5
Kilotons of Fun 0 Halo CE: Activate Terminal 10 on The Maw.	5
Dear Diary... 0 Halo CE: Activate all Halo: CE Terminals.	20
Skulltaker Halo: CE: Iron 0 Halo CE: Find and claim the Iron skull in remastered mode.	5
Skulltaker Halo: CE: Mythic 0 Halo CE: Find and claim the Mythic skull in remastered mode.	5
Skulltaker Halo: CE: Boom 0 Halo CE: Find and claim the Boom skull in remastered mode.	5
Skulltaker Halo: CE: Foreign 0 Halo CE: Find and claim the Foreign skull in remastered mode.	5
Skulltaker Halo: CE: Famine 0 Halo CE: Find and claim the Famine skull in remastered mode.	5
Skulltaker Halo: CE: Bandana 0 Halo CE: Find and claim the Bandanna skull in remastered mode.	5
Skulltaker Halo: CE: Fog 0 Halo CE: Find and claim the Fog skull in remastered mode.	5
Skulltaker Halo: CE: Malfunction 0 Halo CE: Find and claim the Malfunction skull in remastered mode.	5
Skulltaker Halo: CE: Recession 0 Halo CE: Find and claim the Recession skull in remastered mode.	5
Skulltaker Halo: CE: Black Eye 0 Halo CE: Find and claim the Black Eye skull in remastered mode.	5
Skulltaker Halo: CE: Eye Patch 0 Halo CE: Find and claim the Eye Patch skull in remastered mode.	5
Skulltaker Halo: CE: Pinata 0 Halo CE: Find and claim the Pinata skull in remastered mode.	5
Skulltaker Halo: CE: Grunt Birthday Party 0 Halo CE: Find and claim the Grunt Birthday Party skull in remastered mode. [Offline or Online]	5
Headhunter 0 Halo CE: Find and claim all Skulls in Halo: CE.	20
Birth of a Spartan 0 Halo CE: Complete every level of the game on Normal difficulty.	10
Believe in a Hero 0 Halo CE: Complete every level of the game on Heroic difficulty.	20
Living Legend 0 Halo CE: Complete every level of the game on Legendary difficulty.	30
Overshields are for Sissies 0 Halo CE: Complete the level The Pillar of Autumn on Legendary without picking up an overshield.	10
Walk It Off 0 Halo CE: Complete The Pillar of Autumn on Legendary without picking up a health kit.	10
How Pedestrian 0 Halo CE: Complete Halo without entering a vehicle.	10
That Just Happened 0 Halo CE: Complete The Library on Heroic or Legendary difficulty without dying.	10
Look Out for the Little Guys 0 Halo CE: Complete Two Betrayals on Legendary difficulty without killing any Grunts.	10
Leave It Where It Lay 0 Halo CE: Complete Two Betrayals on Legendary difficulty without picking up a new weapon.	10
Tying Up Loose Ends 0 Halo CE: Kill every Elite on the level Keyes on Heroic or Legendary difficulty. [Difficulty]	10
A Fine Choice 0 Halo CE: Complete a Halo: CE playlist.	10
Excellent Taste 0 Halo CE: Complete three Halo: CE playlists.	20
Like a Fine Wine 0 Halo CE: Complete the Halo: CE LASO Campaign playlist.	30
You Are The Weapon 0 Halo CE: Kill a Hunter with one pistol round.	5
Madrigal Debut 0 Halo CE: Trigger a hidden music cue in Halo: CE.	5
My Buddy Chips 0 Halo CE: Fight alongside Chips Dubbo and listen to his words of wisdom.	5
No Smoking 0 Halo CE: Disapprovingly look at Captain Keyes' abandoned pipe.	5
T-Rex 0 Halo CE: Find the hidden Rex sign on The Maw.	10
Thirsty Grunt 0 Halo CE: Listen to the Thirsty Grunt talk about his eating habits.	5
Megg 0 Halo CE: It's a sign.	10
Get Me Out of Here! 0 Halo CE: Ride	5
Feet Firmly Planted 0 Halo CE: Complete a level without jumping.	10
Before and After 0 Halo CE: Complete every level of the game having seen it in both classic and remastered mode.	10
He's Unstoppable 0 Halo CE: Complete any level on Heroic difficulty or higher without taking health damage.	10
A Day To Remember 0 Halo CE: Play Halo: CE on the 15th of any month.	5
Back In The Day 0 Halo CE: Play a CTF custom game on Blood Gulch with 4 players on the same console. Tri-tip optional.	5
Pacifist 0 Halo CE: Finish The Silent Cartographer without shooting, grenades, melee, dying or restarting.	10
Wraith Hunter 0 Halo CE: Destroy four Wraith tanks in Assault on the Control Room with the Scorpion tank.	10
Close Quarters Combat 0 Halo CE: Complete The Truth and Reconciliation with at least four rounds left in your Sniper Rifle.	10
This Side Up 0 Halo CE: Complete the Warthog ride of The Maw without being forcibly ejected from your vehicle.	10
All According to Plan... 0 Halo CE: Kill the first group of enemies on The Truth and Reconciliation without being detected.	10
Beachhead 0 Halo CE: Storm The Silent Cartographer beach with no Marine casualties on Heroic or Legendary.	10
No-Fly Zone 0 Halo CE: Destroy three of the four Banshees on Halo during a single play-through.	10
Greenhorn 0 Halo CE: Complete every level of the game on Easy difficulty.	10

Halo 2

There are 111 achievements with a total of 1005 points.

Cairo Station 0 Halo 2: Complete Cairo Station.	10
Outskirts 0 Halo 2: Complete Outskirts.	10
Metropolis 0 Halo 2: Complete Metropolis.	10
The Arbiter 0 Halo 2: Complete The Arbiter.	10
Oracle 0 Halo 2: Complete The Oracle.	10
Delta Halo 0 Halo 2: Complete Delta Halo.	10
Regret 0 Halo 2: Complete Regret.	10
Sacred Icon 0 Halo 2: Complete Sacred Icon.	10
Quarantine Zone 0 Halo 2: Complete Quarantine Zone.	10
Gravemind 0 Halo 2: Complete Gravemind.	10
Uprising 0 Halo 2: Complete Uprising.	10
High Charity 0 Halo 2: Complete High Charity.	10
The Great Journey 0 Halo 2: Complete The Great Journey.	10
Don't Hangar Around 0 Halo 2: Beat the par time on Cairo Station.	10
Rooftop Runner 0 Halo 2: Beat the par time on Outskirts.	10
Speeding Ticket 0 Halo 2: Beat the par time on Metropolis.	10
YOLO Strats 0 Halo 2: Beat the par time on The Arbiter.	10
Reed the Strategy 0 Halo 2: Beat the par time on The Oracle.	10
So You Don't Want the Tank? 0 Halo 2: Beat the par time on Delta Halo.	10
I Regret Nothing 0 Halo 2: Beat the par time on Regret.	10
Terminal Velocity 0 Halo 2: Beat the par time on Sacred Icon.	10
Hot Zone 0 Halo 2: Beat the par time on Quarantine Zone.	10
Force of Will 0 Halo 2: Beat the par time on Gravemind.	10
No Man's Land 0 Halo 2: Beat the par time on Uprising.	10
Feeling Charitable 0 Halo 2: Beat the par time on High Charity.	10
Are We There Yet? 0 Halo 2: Beat the par time on The Great Journey.	10
Going Nowhere Fast 0 Halo 2: Beat par time on all Halo 2 levels.	20
Bomb Squad 0 Halo 2: Beat the par score on Cairo Station.	10
Objective Secured 0 Halo 2: Beat the par score on Outskirts.	10
Ripple Fire 0 Halo 2: Beat the par score on Metropolis.	10
Heresy Will Not Stay My Feet 0 Halo 2: Beat the par score on The Arbiter.	10
Leave None Alive 0 Halo 2: Beat the par score on The Oracle.	10
Boundless 0 Halo 2: Beat the par score on Delta Halo.	10
Fists of Fury 0 Halo 2: Beat the par score on Regret.	10
Guided Tour 0 Halo 2: Beat the par score on Sacred Icon.	10
The Doctor Is In 0 Halo 2: Beat the par score on Quarantine Zone.	10
Official Business 0 Halo 2: Beat the par score on Gravemind.	10
The Hype Is Real 0 Halo 2: Beat the par score on Uprising.	10
Scorched Earth 0 Halo 2: Beat the par score on High Charity.	10
Frequent Flyer Miles 0 Halo 2: Beat the par score on The Great Journey.	10
Arcade Owner 0 Halo 2: Beat the par score on every Halo 2 level.	20
Curious 0 Halo 2: Activate Terminal 1 on Cairo Station.	5
Inquisitive 0 Halo 2: Activate Terminal 2 on Outskirts.	5
Examiner 0 Halo 2: Activate Terminal 3 on Metropolis.	5
Inspector 0 Halo 2: Activate Terminal 4 on The Arbiter.	5
Fascinated 0 Halo 2: Activate Terminal 5 on The Oracle.	5
Enchanted 0 Halo 2: Activate Terminal 6 on Delta Halo.	5
Enamored 0 Halo 2: Activate Terminal 7 on Regret.	5
Determined 0 Halo 2: Activate Terminal 8 on Sacred Icon.	5
Delighted 0 Halo 2: Activate Terminal 9 on Quarantine Zone.	5
Knowledgable 0 Halo 2: Activate Terminal 10 on Gravemind.	5
Scholar 0 Halo 2: Activate Terminal 11 on Uprising.	5
Reviewer 0 Halo 2: Activate Terminal 12 on High Charity.	5
Obsessed 0 Halo 2: Activate Terminal 13 on The Great Journey.	5
Walking Encyclopedia 0 Halo 2: Activate all Halo 2 Terminals.	20
Skulltaker Halo 2: That's Just…Wrong 0 Halo 2: Find and claim the That's Just...Wrong Skull.	5
Skulltaker Halo 2: Thunderstorm 0 Halo 2: Find and claim the Thunderstorm Skull.	5
Skulltaker Halo 2: Blind 0 Halo 2: Find and claim the Blind Skull.	5
Skulltaker Halo 2: IWHBYD 0 Halo 2: Find and claim the IWHBYD Skull.	5
Skulltaker Halo 2: Catch 0 Halo 2: Find and claim the Catch Skull.	5
Skulltaker Halo 2: Grunt Birthday Party 0 Halo 2: Find and claim the Grunt Birthday Party Skull.	5
Skulltaker Halo 2: Famine 0 Halo 2: Find and claim the Famine Skull.	5
Skulltaker Halo 2: Envy 0 Halo 2: Find and claim the Envy Skull.	5
Skulltaker Halo 2: Assassins 0 Halo 2: Find and claim the Assassins Skull.	5
Skulltaker Halo 2: Mythic 0 Halo 2: Find and claim the Mythic Skull.	5
Skulltaker Halo 2: Sputnik 0 Halo 2: Find and claim the Sputnik Skull.	5
Skulltaker Halo 2: Anger 0 Halo 2: Find and claim the Anger Skull.	5
Skulltaker Halo 2: Ghost 0 Halo 2: Find and claim the Ghost Skull.	5
Skulltaker Halo 2: Iron 0 Halo 2: Find and claim the Iron Skull.	5
Skulltaker Halo 2: Black Eye 0 Halo 2: Find and claim the Black Eye Skull.	5
Trophy Collector 0 Halo 2: Find and claim all Skulls in Halo 2.	20
And So It Begins... 0 Halo 2: Collect the Master Chief toy in Delta Halo.	5
Regrettable Turn of Events 0 Halo 2: Collect the Prophet of Regret toy in Regret.	5
The Will of the Prophets 0 Halo 2: Collect the Arbiter toy in Sacred Icon.	5
Chieftain of the Brutes 0 Halo 2: Collect the Tartarus toy in Quarantine Zone.	5
Don't Make a Girl a Promise 0 Halo 2: Collect the Cortana toy in Gravemind.	5
My Work is Done 0 Halo 2: Collect the Librarian toy in Uprising.	5
I Like Crazy 0 Halo 2: Collect the Rampant Cortana toy in High Charity.	5
Pyrrhic Solution 0 Halo 2: Collect the Didact toy in The Great Journey.	5
Toybox 0 Halo 2: Collect all eight Halo toys.	20
Warrior 0 Halo 2: Complete every level of the game on Normal difficulty.	10
Hero 0 Halo 2: Complete every level of the game on Heroic difficulty.	20
Legendary Anniversary 0 Halo 2: Complete every level of the game on Legendary difficulty.	30
Seconds 0 Halo 2: Complete a Halo 2 playlist.	10
Connoisseur 0 Halo 2: Complete three Halo 2 playlists.	20
Six Pedals, Four Directions 0 Halo 2: Drive a Scorpion while playing as the Arbiter.	10
Betcha can't stick it... 0 Halo 2: Stick a Plasma Grenade to a Stealth Elite on Outskirts.	10
Cowardly Grunt 0 Halo 2: Listen to the Cowardly Grunt's woes.	5
Siege of Ivory Tower 0 Halo 2: Listen to a hidden music cue in Halo 2.	5
THE Chips Dubbo? 0 Halo 2: Fight alongside the legendary Chips Dubbo and listen to his words.	5
Rex Sword 0 Halo 2: Grab the energy sword on the level Outskirts.	10
10 Minutes Too Early 0 Halo 2: In The Oracle, find the holo-drone before the Heretic Leader activates it.	5
HI BEN 0 Halo 2: Oh, hi!	5
E E E 0 Halo 2: View both signs in the level Metropolis.	5
GOOOAAAAALLLL! 0 Halo 2: Shoot the soccer ball in the level Metropolis.	10
Needs More Whammy Bar 0 Halo 2: Complete the level Regret with the Prophet Birthday Skull activated.	5
Like Peanut Butter and Chocolate 0 Halo 2: Complete a level in co-op on Heroic or Legendary with the Masterblaster Skull active.	10
Starved For Shields 0 Halo 2: Complete a level with only the Streaking Skull active on Heroic or Legendary.	10
Commuter 0 Halo 2: Complete Metropolis without entering a vehicle on Heroic or Legendary.	10
He Never Gets Me Anything 0 Halo 2: Complete Delta Halo without entering a vehicle on Heroic or Legendary.	10
Scarab Lord 0 Halo 2: Acquire the Scarab Gun.	20
Silent but Deadly 0 Halo 2: Kill 7 opponents from behind in a row without being spotted.	10
Demon 0 Halo 2: Complete any campaign level without dying on Normal or harder.	10
Go Ape Shiv 0 Halo 2: Kill an enraged, berserk Brute using melee.	5
Back At It 0 Halo 2: Play a game of Halo 2 Anniversary on the 9th of any month.	5
Back for More 0 Halo 2: Complete the LASO campaign playlist.	30
He's Running a Marathon... 0 Halo 2: Spot the developer in the opening cutscene of Gravemind on Legendary in Classic Mode.	5
Tighten Up The Graphics 0 Halo 2: Complete every level of Halo 2 having seen it in both classic and remastered mode.	10
The Return of Megg 0 Halo 2: She's not picking up.	20
Dirty Bird 0 Halo 2: Fly the Heretic Banshee.	5
Big Green Style 0 Halo 2: Complete every level of the game on Easy difficulty.	10

Halo: The Master Chief Collection - Day One Title Update

There are 50 achievements with a total of 500 points.

Bite The Hand 0 Kill a 343 developer in matchmaking or someone who has this achievement.	10
Goat Roped 0 Halo CE: Halo CE: Complete all Halo: CE Legendary campaign missions in under 3 hours.	30
Animal Habitat 0 Halo 2: Spot the hippo on the walls of Headlong in classic multiplayer.	5
Sid Graffiti 0 Halo 2: Spot the Sid graffiti on the walls of Coagulation in classic multiplayer.	5
Why So Serious 0 Halo 2: View the smiling face in the classic multiplayer map Coagulation.	5
Why Am I Here? 0 Halo 2: View this hidden message on the classic Beaver Creek map.	5
Grand Theft Halo 0 Halo 2A MP: In one match, steal a total of 5 occupied vehicles from opponents.	10
Tour of Duty 0 Halo 2A MP: Complete a game in every one of the 6 updated Anniversary MP maps.	10
Double Down 0 Halo 2A MP: In Anniversary multiplayer, receive 2 or more Double Kill medals.	10
Warden 0 Halo 2 MP: In Classic or Anniversary matchmaking, stop the killing spree of another player.	10
Blown Out of the Sky 0 Halo 2A MP: Blow up the Banshee or Hornet in flight while piloted, with the Rocket Launcher.	10
Decorated Warrior 0 Halo 2A MP: Get awarded at least 10 different medals in one multiplayer game.	10
Ninja Redux 0 Halo 2A MP: Kill 5 people with melee from behind in Anniversary matchmaking.	10
Flaming Ninja Anniversary 0 Halo 2A MP: Kill an opponent that has the Ninja Redux achievement in Anniversary matchmaking.	10
Legend Slayer 0 Halo 2A MP: Kill an opponent that has the Legendary Anniversary achievement.	10
Monopolized 0 Halo 2: Complete all Halo 2 Legendary campaign missions in under 3 hours.	30
Hippo Hero 0 Halo 3: Who DARED to discard this brave animal?	5
Man on the Moon 0 Halo 3: He's watching you.	5
Elder Signs 0 Halo 3: View 2 different sigils on Valhalla.	10
Devastating 0 Halo 3: Complete all Halo 3 Legendary campaign missions in under 3 hours.	30
You're Joking 0 Halo 4: Complete all Halo 4 Legendary campaign missions in under 3 hours.	30
Destination Vacation 0 Halo 2: View one of the seasonal signs on Zanzibar in classic multiplayer.	10
Eminent Domain 0 Halo 2A MP: In Territories, control any 3 Territories simultaneously for 30 seconds.	10
Game Master 0 Created and saved 5 Custom Game types.	5
Gate Your Thirst! 0 Halo 2A MP: Found and destroyed the BLAST soda can on Stonetown.	5
High Altitude Thirst! 0 Halo 2A MP: Found and destroyed the BLAST soda can on Zenith.	5
Invaders Repelled 0 Halo 2A MP: In King of the Hill, kill 5 opponents within your controlled hill.	10
Master Forger 0 Created and saved 5 Custom Maps in Forge.	5
Power Play 0 Halo 2A MP: On Warlord, get 5 active camouflage power ups in a single game.	10
Put Up Your Dukes 0 Halo 2A MP: Get 25 melee kills in multiplayer.	10
Red vs. Blue 0 Halo 2A MP: Win 10 matches on Bloodline in multiplayer.	10
Rule Your Thirst! 0 Halo 2A MP: Found and destroyed the BLAST soda can on Warlord.	5
Shields Up! 0 Halo 2A MP: On Zenith, personally activate the center energy shield 3 times in one matchmade game.	10
Shook the Hornet's Nest 0 Halo 2A MP: Get 30 kills with the Hornet in multiplayer.	10
Skeet Shooter 0 Halo 2A MP: Killed 15 opponents that were airborne from a Man Cannon.	10
Stayin' Alive 0 Halo 2A MP: In Juggernaut, survive as the Juggernaut for 30 seconds.	10
The Goose is Loose 0 Halo 2A MP: Get 25 kills with the Gungoose in multiplayer.	10
Thirst Locked Down! 0 Halo 2A MP: Found and destroyed the BLAST soda can on Lockdown.	5
Top Gungoose 0 Halo 2A MP: Get a kill with the Gungoose while airborne.	10
BLASTacular! 0 Halo 2A MP: Destroyed all the Halo 2 Anniversary Multiplayer BLAST soda cans.	10
Bloody Thirsty! 0 Halo 2A MP: Found and destroyed the BLAST soda can on Bloodline.	5
Bombing Run 0 Halo 2A MP: In Assault, take, plant, and score from the bomb spawn without dying or dropping it.	10
Cold as Ice 0 Halo 2A MP: On Lockdown, kill an opponent with the hanging ice.	10
Cold Fusion 0 Halo 2A MP: Kill an opponent by detonating a Fusion Coil.	5
Counter-Sniped 0 Halo 2A MP: With a Sniper Rifle or Beam Rifle kill an enemy that was zoomed in.	10
Triple Threat 0 Halo 2A MP: In Ricochet, pass once, score once, and kill at least one enemy in the same match.	10
Wetwork 0 Halo 2A MP: On Shrine in CTF, activate the enemy base waterfall and, before it stops, grab the flag.	5
Worship Your Thirst! 0 Halo 2A MP: Found and destroyed the BLAST soda can on Shrine.	5
Zealot 0 Halo 2A MP: In Anniversary matchmaking, win 10 games as an Elite.	10
MVP 0 Halo 2A MP: Finished as the top player on the winning team in a matchmade game.	10

Halo: The Master Chief Collection - Spartan Ops

There are 50 achievements with a total of 500 points.

Operation Completion 0 Halo 4: Complete a Spartan Ops mission.	5
Departure 0 Halo 4: Complete all chapters in Spartan Ops Episode 1.	10
Artifact 0 Halo 4: Complete all chapters in Spartan Ops Episode 2.	10
Catherine 0 Halo 4: Complete all chapters in Spartan Ops Episode 3.	10
Didact's Hand 0 Halo 4: Complete all chapters in Spartan Ops Episode 4.	10
Memento Mori 0 Halo 4: Complete all chapters in Spartan Ops Episode 5.	10
Scattered 0 Halo 4: Complete all chapters in Spartan Ops Episode 6.	10
Invasion 0 Halo 4: Complete all chapters in Spartan Ops Episode 7.	10
Expendable 0 Halo 4: Complete all chapters in Spartan Ops Episode 8.	10
Key 0 Halo 4: Complete all chapters in Spartan Ops Episode 9.	10
Exodus 0 Halo 4: Complete all chapters in Spartan Ops Episode 10.	10
Feet First 0 Halo 4: Complete all Spartan Ops chapters.	10
Term of Enlistment 0 Halo 4: Complete all Spartan Ops chapters on Normal difficulty.	10
Hazard Pay 0 Halo 4: Complete all Spartan Ops chapters on Heroic difficulty.	20
Icarus 0 Halo 4: Complete all Spartan Ops chapters on Legendary difficulty.	30
Smooth Operator 0 Halo 4: Complete all Spartan Ops chapters solo on Legendary difficulty.	30
Roses vs Violets 0 Halo 4: Why are you even here?	5
No One Left Behind 0 Halo 4: Save at least one Marine on Hacksaw (Ep.2 Ch.3) of Spartan Ops on Heroic or Legendary.	10
Knight in White Assassination 0 Halo 4: Assassinate a Knight in any Spartan Ops mission.	5
What Power Outage? 0 Halo 4: Complete The Cauldron Base of Spartan Ops without losing a generator on Heroic or Legendary.	10
No Easy Way Out 0 Halo 4: Survive Spartan Miller (Ep.5 Ch.1) of Spartan Ops on Heroic or Legendary.	10
Nice Work Dawg! 0 Earn a total of 2,500 Assist medals in multiplayer.	5
Aim for the Head 0 Earn a total of 2,500 Headshot medals in multiplayer.	10
Dim Mak 0 Earn a total of 250 Beat Down medals in multiplayer.	10
Domination 0 Earn a total of 100 Legendary medals in matchmade games.	10
Double Trouble 0 Earn a total of 250 Double Kill medals in matchmade games.	10
Spree Master 0 Earn a total of 100 Killing Spree medals in matchmade games.	10
Catch This 0 Earn a total of 500 Grenade Kill or Plasma Kill medals in matchmade games.	10
Party Pooper 0 Earn a total of 250 Killjoy medals in matchmade games.	10
Planting A Flag 0 Earn a total of 250 CTF Mode Specific medals in matchmade games.	10
The True King 0 Earn a total of 250 KOTH Mode Specific medals in matchmade games.	10
Roadkill Rampage 0 Halo 2A MP: In Anniversary matchmaking, earn a total of 100 Splatter medals.	10
Rock and Coil Hit Back 0 Halo 2A MP: In Anniversary matchmaking, earn a total of 100 Environmentalist medals.	10
No Pain, No Gain 0 Complete 1 mission with the LASO playlist skulls enabled.	10
Airborne 0 Halo CE: Launch a Warthog for at least 5 seconds and have it splatter an enemy.	10
Assembly Skull 0 Halo 3: Find the hidden Skull on the Assembly multiplayer map.	5
Orbital Skull 0 Halo 3: Find the hidden Skull on the Orbital multiplayer map.	5
Sandbox Skull 0 Halo 3: Find the hidden Skull on the Sandbox multiplayer map.	5
Citadel Skull 0 Halo 3: Find the hidden Skull on the Citadel multiplayer map.	5
Heretic Skull 0 Halo 3: Find the hidden Skull on the Heretic multiplayer map.	5
Longshore Skull 0 Halo 3: Find the hidden Skull on the Longshore multilayer map.	5
Brainpan 0 Halo 3: Find all the hidden multiplayer Skulls.	10
Sightseeing 0 Halo CE: Complete a match on at least 8 different classic multiplayer maps.	10
Checking Out Your Options 0 Halo CE: Complete a match on at least 4 unique game types.	10
Tourist 0 Halo 2: Complete a match on at least 8 different classic multiplayer maps.	10
Window Shopping 0 Halo 2: Complete a match on at least 4 different game types in classic multiplayer.	10
World Traveler 0 Halo 3: Complete a match on at least 8 different multiplayer maps.	10
Just Browsing 0 Halo 3: Complete a match on at least 4 different game types in multiplayer.	10
Going International 0 Halo 4: Complete a match on at least 8 different multiplayer maps.	10
Taste Test 0 Halo 4: Complete a match on at least 4 different game types in multiplayer.	10

Halo 3: ODST

There are 99 achievements with a total of 990 points.

Naughty Naughty 0 Kill 10 Engineers.	10
Well...Maybe One or Two 0 Kill 25 Engineers.	20
Listener 0 H3: ODST: Find the 1st Audio Log.	5
An Ear Full 0 H3: ODST: Find the 2nd Audio Log.	5
Tuned In 0 H3: ODST: Find the 3rd Audio Log.	5
Do Tell 0 H3: ODST: Find the 4th Audio Log.	5
Hear Me Out 0 H3: ODST: Find the 5th Audio Log.	5
Eavesdropping 0 H3: ODST: Find the 6th Audio Log.	5
Auditor 0 H3: ODST: Find the 7th Audio Log.	5
Overheard 0 H3: ODST: Find the 8th Audio Log.	5
Wiretapping 0 H3: ODST: Find the 9th Audio Log.	5
Monitored 0 H3: ODST: Find the 10th Audio Log.	5
Hang Onto My Words 0 H3: ODST: Find the 11th Audio Log.	5
Give Heed 0 H3: ODST: Find the 12th Audio Log.	5
Get A Load 0 H3: ODST: Find the 13th Audio Log.	5
Snoop Troop 0 H3: ODST: Find the 14th Audio Log.	5
All Ears 0 H3: ODST: Find the 15th Audio Log.	5
Ear Bender 0 H3: ODST: Find the 16th Audio Log.	5
Plugged In 0 H3: ODST: Find the 17th Audio Log.	5
Attentive 0 H3: ODST: Find the 18th Audio Log.	5
Watchful 0 H3: ODST: Find the 19th Audio Log.	5
Observant 0 H3: ODST: Find the 20th Audio Log.	5
Scout 0 H3: ODST: Find the 21st Audio Log.	5
Adventurer 0 H3: ODST: Find the 22nd Audio Log.	5
Spotter 0 H3: ODST: Find the 23rd Audio Log.	5
Considerate 0 H3: ODST: Find the 24th Audio Log.	5
On Your Toes 0 H3: ODST: Find the 25th Audio Log.	5
Archivist 0 H3: ODST: Find the 26th Audio Log.	5
Your Attention Please 0 H3: ODST: Find the 27th Audio Log.	5
Catching On 0 H3: ODST: Find the 28th Audio Log.	5
Wisening Up 0 H3: ODST: Find the 29th Audio Log.	5
Audiophile 0 H3: ODST: Find the 30th Audio Log.	10
Rookie 0 H3: ODST: Complete every level of the game on Easy difficulty.	10
Urban Warfare Badge 0 H3: ODST: Complete every level of the game on Normal difficulty.	10
First In, Last Out 0 H3: ODST: Complete every level of the game on Heroic difficulty.	20
Mean Streets of New Mombasa 0 H3: ODST: Complete every level of the game on Legendary difficulty.	30
Junior Detective 0 H3: ODST: Find the 1st clue to unraveling the mystery.	10
Investigator 0 H3: ODST: Find the 2nd clue to unraveling the mystery.	10
Gumshoe 0 H3: ODST: Find the 3rd clue unraveling the mystery.	10
Bloodhound 0 H3: ODST: Find the 4th clue unraveling the mystery.	10
Private Eye 0 H3: ODST: Find the 5th clue unraveling the mystery.	10
Secret Agent 0 H3: ODST: Find the 6th clue unraveling the mystery.	10
Record Store Owner 0 H3: ODST: Find all 30 Audio Logs.	10
Tayari Plaza 0 H3: ODST: Complete Tayari Plaza.	10
Uplift Reserve 0 H3: ODST: Complete Uplift Reserve.	10
Kizingo Boulevard 0 H3: ODST: Complete Kizingo Blvd.	10
ONI Alpha Site 0 H3: ODST: Complete ONI Alpha Site.	10
NMPD HQ 0 H3: ODST: Complete NMPD HQ.	10
Kikowani Station 0 H3: ODST: Complete Kikowani Station.	10
Data Hive 0 H3: ODST: Complete Data Hive.	10
Coastal Highway 0 H3: ODST: Complete Coastal Highway.	10
Bill Past Due 0 H3: ODST: Beat the par time on Tayari Plaza.	10
Floor It! 0 H3: ODST: Beat the par time on Uplift Reserve.	10
An Artist's Canvas 0 H3: ODST: Beat the par time on Kizingo Blvd.	10
A Pleasant Trip 0 H3: ODST: Beat the par time on ONI Alpha Site.	10
First Stop: Anywhere But Here! 0 H3: ODST: Beat the par time on NMPD HQ.	10
Feet Don't Fail Me Now 0 H3: ODST: Beat the par time on Kikowani Station.	10
Overtaken By Events 0 H3: ODST: Beat the par time on Data Hive.	10
Double Time! 0 H3: ODST: Beat the par time on Coastal Highway.	10
Can't Stop Here, This is Brute Country 0 H3: ODST: Beat par time on all Halo 3: ODST levels.	20
Survey Says... 0 H3: ODST: Beat the par score on Tayari Plaza.	10
Don't Strain Your Metaphors 0 H3: ODST: Beat the par score on Uplift Reserve.	10
Son of a Gun 0 H3: ODST: Beat the par score on Kizingo Blvd.	10
I Love My Job 0 H3: ODST: Beat the par score on ONI Alpha Site.	10
Pour It On 0 H3: ODST: Beat the par score on NMPD HQ.	10
Squid Jackpot! 0 H3: ODST: Beat the par score on Kikowani Station.	10
Magic Touch 0 H3: ODST: Beat the par score on Data Hive.	10
This Oliphant Has No Brakes 0 H3: ODST: Beat the par score on Coastal Highway.	10
The Marine Corps Gives Its Regards 0 H3: ODST: Beat par score on all Halo 3: ODST levels.	20
Déjà Vu 0 H3: ODST: Complete Coastal Highway on 4-player Legendary co-op, with Iron, and no 'Hog or Scorpion.	20
Do You Remember When We Met 0 H3: ODST: Play a game of Halo 3: ODST on the 22nd of any month.	5
Safety Not Guaranteed 0 H3: ODST: Complete a Halo 3: ODST LASO Campaign playlist.	30
Trifecta 0 H3: ODST: Complete three Halo 3: ODST playlists.	20
NEXT! 0 H3: ODST: Complete a Halo 3: ODST playlist.	10
Nagato Makes Moving Easy 0 H3: ODST: Complete all Halo 3: ODST Legendary campaign missions in under 3 hours.	30
One Got Away 0 H3: ODST: View the missing link.	10
Like a Broken Record 0 H3: ODST: Find a legendary hidden music cue.	10
Vandalized 0 H3: ODST: Face it.	10
Saturday Morning Cartoon 0 H3: ODST: Is there a toy inside?	10
Classic 0 H3: ODST: Finish any level solo on Legendary, with no shots fired or grenades thrown.	20
Catch 'Em Napping 0 H3: ODST: Kill 5 sleeping Grunts on Mombasa Streets.	10
Strong, Silent Type 0 H3: ODST: Assassinate 3 Brutes in a row on Data Hive.	10
Bip! Bap! BAM! 0 H3: ODST: Earn a Triple Kill medal with the pistol on any level.	10
Pineapple Express 0 H3: ODST: Kill 4 enemies with a single plasma or frag grenade.	10
Fowl Hunt 0 H3: ODST: Kill 3 Jetpack Brutes with a shotgun on Oni Alpha Site.	10
Does Whatever a Spartan Can? 0 H3: ODST: Destroy a Wraith…with your bare hands.	10
Firefly 0 H3: ODST: Kill a Drone with a flame grenade on Data Hive.	10
"BLAM" Said The Lady! 0 H3: ODST: Swap Dare's pistol for a Rocket Launcher on Coastal Highway.	10
One Way Ride 0 H3: ODST: Complete any level without using a health pack on Heroic or Legendary.	20
Just Sayin...I Ain't Dead 0 H3: ODST: Complete any level without dying on Heroic or Legendary.	20
Deference of Darkness 0 H3: ODST: Complete any level without activating VISR mode.	10
Those Left Behind 0 H3: ODST: Finish Tayari Plaza with at least one Marine still breathing.	10
Shoot and Scoot 0 H3: ODST: Complete NMPD HQ without firing the Sniper Rifle on Heroic or Legendary.	10
Fast and Low 0 H3: ODST: Splatter 7 enemies with a Banshee on Kikowani Station.	10
Shiny... 0 H3: ODST: Pilot a Banshee on Kizingo Boulevard.	10
Bits and Pieces 0 H3: ODST: Destroy 5 Phantoms on NMPD HQ.	10
What About Those Tanks? 0 H3: ODST: Destroy 7 Wraiths on Oni Alpha Site.	10
Two Places, Same Time 0 H3: ODST: I've got my eye on you, Marine.	10
Xenophobia 0 H3: ODST: Complete any level without using Covenant weapons.	10

Halo 3: ODST Title Update

There are 1 achievements with a total of 10 points.

Monumental Thirst! 0 H2A: Found and destroyed the BLAST soda can on Remnant..

10

Halo: Reach

There are 100 achievements with a total of 1000 points.

We're Just Getting Started 0 Halo: Reach: Complete Winter Contingency.	10
No Picnic 0 Halo: Reach: Observe a grizzly scene on New Alexandria.	10
Protocol Dictates Action 0 Halo: Reach: Complete ONI: Sword Base.	10
I Need A Weapon 0 Halo: Reach: Complete Nightfall.	10
To War 0 Halo: Reach: Complete Tip of the Spear.	10
You Flew Pretty Good 0 Halo: Reach: Complete Long Night of Solace.	10
Into The Howling Dark 0 Halo: Reach: Complete Exodus.	10
Dust And Echoes 0 Halo: Reach: Complete New Alexandria.	10
This Is Not Your Grave 0 Halo: Reach: Complete The Package.	10
Send Me Out... With A Bang 0 Halo: Reach: Complete The Pillar of Autumn.	10
Welcome to Reach 0 Halo: Reach: Complete every level of the game on Easy difficulty.	10
The Soldier We Need You To Be 0 Halo: Reach: Complete every level of the game on Normal difficulty.	10
Folks Need Heroes… 0 Halo: Reach: Complete every level of the game on Heroic difficulty.	20
Gods Must Be Strong 0 Halo: Reach: Complete every level of the game on Legendary difficulty.	30
A Monument To All Your Sins 0 Halo: Reach: Complete every level of the game on Legendary difficulty, by yourself.	30
Winter Urgency 0 Halo: Reach: Beat the par time on Winter Contingency.	10
Just Like Storming a Castle 0 Halo: Reach: Beat the par time on ONI: Sword Base.	10
Now Just You Gúta Minute 0 Halo: Reach: Beat the par time on Nightfall.	10
Generous Tipper 0 Halo: Reach: Beat the par time on Tip of the Spear.	10
Sabre Metrics 0 Halo: Reach: Beat the par time on Long Night of Solace.	10
Quicker Than Reading the Book 0 Halo: Reach: Beat the par time on Exodus.	10
One For the Record Books 0 Halo: Reach: Beat the par time on New Alexandria.	10
Speedy Delivery 0 Halo: Reach: Beat the par time on The Package.	10
Wait, How'd the Ship Get Down Here? 0 Halo: Reach: Beat the par time on The Pillar of Autumn.	10
Fast Fall 0 Halo: Reach: Beat par time on all Halo: Reach levels.	20
Ice In Your Veins 0 Halo: Reach: Beat the par score on Winter Contingency.	10
Still Sharp 0 Halo: Reach: Beat the par score on ONI: Sword Base.	10
Moon's Out, Goons Out 0 Halo: Reach: Beat the par score on Nightfall.	10
Bake That Cake 0 Halo: Reach: Beat the par score on Tip of the Spear.	10
Insomnia 0 Halo: Reach: Beat the par score on Long Night of Solace.	10
Parting the Sea 0 Halo: Reach: Beat the par score on Exodus.	10
Nine Lives Are a Myth 0 Halo: Reach: Beat the par score on New Alexandria.	10
How Did I Lose All My Fingers? 0 Halo: Reach: Beat the par score on The Package.	10
Precious Cargo 0 Halo: Reach: Beat the par score on The Pillar of Autumn.	10
We'll Be Back 0 Halo: Reach: Beat the par score on every Halo: Reach level.	20
T'vaoan Terminator 0 Halo: Reach: Kill 100 Skirmishers.	10
Chol Von's Not Gonna Like This 0 Halo: Reach: Kill 1000 Skirmishers.	10
Keep It Clean 0 Halo: Reach: Kill 7 Moa during Winter Contingency.	10
They've Always Been Faster 0 Halo: Reach: Clear Winter Contingency without setting foot in a drivable vehicle.	10
Wake Up Buttercup 0 Halo: Reach: Destroy the Corvette's engines & escort in under 3 minutes during Long Night of Solace	10
Two Corpses In One Grave 0 Halo: Reach: Kill 2 vehicles at once with the Target Locator during ONI: Sword Base.	10
Your Heresy Will Stay Your Feet 0 Halo: Reach: Kill the Elite Zealot before he can escape during Tip of the Spear.	10
I Didn't Train To Be A Pilot 0 Halo: Reach: Kill 3 of the anti-aircraft batteries during New Alexandria.	10
Tank Beats Everything 0 Halo: Reach: Finish The Package on Legendary with the Scorpion intact.	10
Swift and Shallow 0 Halo: Reach: Hijack a Banshee during the Reach Campaign.	10
Forza in the Fall 0 Halo: Reach: Flip the switches to become a Reach Racer!	5
HBOrg Special 0 Halo: Reach: Party with the DJ Brute.	5
Play Us a Sad Song, Claude 0 Halo: Reach: Listen to a hidden music cue.	5
We're Gonna Need a Bigger Ship 0 Halo: Reach: Fly both the Pelican and Phantom on New Alexandria.	5
Front Page News 0 Halo: Reach: Find me in the club.	10
The Humble Beginnings of Wiljax Brantley 0 Halo: Reach: Now that's a value meal.	10
Did You Major in Marine Bio? 0 Halo: Reach: Encounter the hidden marines on Exodus.	10
Fly, You Fools! 0 Halo: Reach: Find the hidden Banshees on The Package.	5
This is Not the Greatest Lab in the World… 0 Halo: Reach: Find your way into Halsey's Lab on The Package.	5
Hey, You Dropped This 0 Halo: Reach: Find Data Pad on 1 Winter Contingency	5
Read Halsey's Journal 0 Halo: Reach: Find Data Pad 2 on ONI: Sword Base	5
Meeting of the (Artificial) Minds 0 Halo: Reach: Find Data Pad 3 on Nightfall	5
Rampant Speculation 0 Halo: Reach: Find Data Pad 4 on Tip Of The Spear	5
Minority Report 0 Halo: Reach: Find Data Pad 5 on Long Night Of Solace	5
Info Dump 0 Halo: Reach: Find Data Pad 6 on Exodus	5
Paper Trail 0 Halo: Reach: Find Data Pad 7 on New Alexandria	5
Terminal Conditions 0 Halo: Reach: Find Data Pad 8 on The Package	5
Digital Destinies 0 Halo: Reach: Find Data Pad 9 on The Pillar Of Autumn	5
Unreliable Narrator 0 Halo: Reach: Find Data Pad 10 on Winter Contingency on Legendary difficulty	5
What Does It All Mean? 0 Halo: Reach: Find Data Pad 11 on ONI: Sword Base on Legendary difficulty	5
Unsolved Mysteries 0 Halo: Reach: Find Data Pad 12 on Nightfall on Legendary difficulty	5
Meddling and Madness 0 Halo: Reach: Find Data Pad 13 on Tip Of The Spear on Legendary difficulty	5
The Answer is Simple 0 Halo: Reach: Find Data Pad 14 on Long Night Of Solace on Legendary Difficulty	5
Of Patience and Partiality 0 Halo: Reach: Find Data Pad 15 on Exodus on Legendary difficulty	5
Curious Composition 0 Halo: Reach: Find Data Pad 16 on New Alexandria on Legendary difficulty	5
Silent Shepherds 0 Halo: Reach: Find Data Pad 17 on The Package on Legendary difficulty	5
Assembled the Majority 0 Halo: Reach: Find Data Pad 18 on The Pillar Of Autumn on Legendary difficulty	5
Yes No You Decide 0 Halo: Reach: Find Data Pad 19 on Lone Wolf on Legendary difficulty	5
Canonical Conundrum 0 Halo: Reach: Find all Data Pads.	20
Why Do This To Yourself? 0 Halo: Reach: Complete the Halo: Reach LASO Campaign playlist.	30
Reach Has Been Good to Me 0 Halo: Reach: Complete a Halo: Reach playlist.	10
Who Needs Red Flag? 0 Halo: Reach: Complete three Halo: Reach playlists.	20
Remember Reach 0 Halo: Reach: Play a game of Halo: Reach on the 14th of any month.	5
Keep Your Foot on the Pedrogas 0 Halo: Reach: Complete all Halo: Reach Legendary campaign missions in under 3 hours.	30
Enemies Everywhere! 0 Halo: Reach: Complete a Firefight set on Normal or Harder.	10
Clear and Present Danger 0 Halo: Reach: Pad on the run.	5
Left Behind 0 Halo: Reach: Achieve a score of 30,000 points on Lone Wolf.	10
One Final Firefight 0 Halo: Reach: Achieve a score of 150,000 points on Lone Wolf.	20
What About Bob? 0 Halo: Reach: Find and eliminate one of the hidden Ranger Commander Elites.	10
Jorge Can't Have All the Big Guns 0 Halo: Reach: Use a Pelican turret.	5
Workers' Compensation 0 Halo: Reach: Splatter an enemy using the forklift.	10
Because It Wasn't Hard Enough 0 Halo: Reach: Complete a Legendary campaign mission with 3 or more skulls enabled (Scoring Only).	20
Classic Completion 0 Halo: Reach: Complete Exodus without using any armor abilities.	10
Collection Eligibility Confirmed 0 Halo: Reach: See, he IS in the game!	10
Mind the Skill Gap 0 Halo: Reach: Observe the logo of a buttoned-up mining company.	10
New Ways to Save a Buck 0 Halo: Reach: Hear a familiar voice on New Alexandria.	10
Negative, Ghostrider 0 Halo: Reach: Get a Skullamanjaro in a matchmade Headhunter game.	10
Skunked 0 Halo: Reach: Won a matchmade game of Invasion in the 1st phase.	10
I'm Sorry, Dave 0 Halo: Reach: Find the hidden binary signature.	5
Capacious Cartography 0 Halo: Reach: Create a custom map using Forge World.	10
Requiescat in Pace 0 Halo: Reach: Complete 10 assassinations on enemy players.	10
Run and Gunned 0 Halo: Reach: Headshot 10 enemies while they are sprinting.	10
Game Breaker 0 Halo: Reach: Kill 10 enemies while using a Jetpack.	10
Confused Callouts 0 Halo: Reach: Trigger a humorous callout on your HUD's position indicator.	5
Easy to Overlook 0 Halo: Reach: Access hidden UNSC radio chatter.	10

Halo 3

There are 76 achievements with a total of 695 points.

Landfall 0 Halo 3: Complete Sierra 117.	10
Holdout 0 Halo 3: Complete Crow's Nest.	10
The Road 0 Halo 3: Complete Tsavo Highway.	10
Assault 0 Halo 3: Complete The Storm.	10
Cleansing 0 Halo 3: Complete Floodgate.	10
Refuge 0 Halo 3: Complete The Ark.	10
Last Stand 0 Halo 3: Complete The Covenant.	10
The Key 0 Halo 3: Complete Cortana.	10
Return 0 Halo 3: Complete Halo.	10
Speedy One One Seven 0 Halo 3: Beat the par time on Sierra 117.	10
Time Shift 0 Halo 3: Beat the par time on Crow's Nest.	10
Highway Robbery 0 Halo 3: Beat the par time on Tsavo Highway.	10
Lightning Strike 0 Halo 3: Beat the par time on The Storm.	10
Dambuster 0 Halo 3: Beat the par time on Floodgate.	10
Waypoint 0 Halo 3: Beat the par time on The Ark.	10
Scarab Slide 0 Halo 3: Beat the par time on The Covenant.	10
Making History 0 Halo 3: Beat the par time on Cortana.	10
Go, Chief! Gun It! 0 Halo 3: Beat the par time on Halo.	10
Speed Demon 0 Halo 3: Beat the par time on all Halo 3 levels.	20
Guerilla 0 Halo 3: Beat the par score on Sierra 117.	10
Cavalier 0 Halo 3: Beat the par score on Tsavo Highway.	10
Askar 0 Halo 3: Beat the par score on The Storm.	10
Exterminator 0 Halo 3: Beat the par score on Floodgate.	10
Ranger 0 Halo 3: Beat the par score on The Ark.	10
Vanguard 0 Halo 3: Beat the par score on The Covenant.	10
Orpheus 0 Halo 3: Beat the par score on Cortana.	10
Torchbearer 0 Halo 3: Beat the par score on Halo.	10
Better With Age 0 Halo 3: Beat the par score on every Halo 3 level.	20
Rising Waters 0 Halo 3: Activate Terminal 1 on The Ark.	5
Inundation 0 Halo 3: Activate Terminal 2 on The Ark.	5
Before the Fire 0 Halo 3: Activate Terminal 3 on The Ark.	5
Tipping Point 0 Halo 3: Activate Terminal 4 on The Covenant.	5
Unto Dust 0 Halo 3: Activate Terminal 5 on The Covenant.	5
Babbling Dead 0 Halo 3: Activate Terminal 6 on The Covenant.	5
Sword and Shield 0 Halo 3: Activate Terminal 7 on Halo.	5
The Coin's Fault 0 Halo 3: Activate Cortana's Terminal on Cortana.	5
Whispers Across the Galaxy 0 Halo 3: View the communique from Mendicant Bias.	5
Skulltaker Halo 3: Iron 0 Halo 3: Find and claim the Iron Skull on Normal or harder.	5
Skulltaker Halo 3: Black Eye 0 Halo 3: Find and claim the Black Eye Skull on Normal or harder.	5
Skulltaker Halo 3: Tough Luck 0 Halo 3: Find and claim the Tough Luck Skull on Normal or harder.	5
Skulltaker Halo 3: Catch 0 Halo 3: Find and claim the Catch Skull on Normal or harder.	5
Skulltaker Halo 3: Fog 0 Halo 3: Find and claim the Fog Skull on Normal or harder.	5
Skulltaker Halo 3: Famine 0 Halo 3: Find and claim the Famine Skull on Normal or harder.	5
Skulltaker Halo 3: Thunderstorm 0 Halo 3: Find and claim the Thunderstorm Skull on Normal or harder.	5
Skulltaker Halo 3: Tilt 0 Halo 3: Find and claim the Tilt Skull on Normal or harder.	5
Skulltaker Halo 3: Mythic 0 Halo 3: Find and claim the Mythic Skull on Normal or harder.	5
Prophet's Bane 0 Halo 3: Complete every level of the game on Normal difficulty.	10
With Your Shield or On It 0 Halo 3: Complete every level of the game on Heroic difficulty.	20
Finished the Fight 0 Halo 3: Complete every level of the game on Legendary difficulty.	30
Begins with a Single Step 0 Halo 3: On Tsavo Highway, complete the level without entering a vehicle.	10
Who Needs Them? 0 Halo 3: On The Ark, complete the level without entering a vehicle on Legendary.	10
Phantom Hunter 0 Halo 3: Destroy 3 total Phantoms on The Covenant.	10
Annual 0 Halo 3: Complete Halo on 4-player Legendary co-op, with Iron Skull, and everyone in Ghosts.	10
Dirge of Madrigal 0 Halo 3: Trigger the hidden music cue in Halo 3.	5
Primate 0 Halo 3: Find your first missing links.	5
Haplorrhini 0 Halo 3: Find a lonely missing link.	5
Can't Keep Him Down 0 Halo 3: Fight alongside and listen to The Man. The Legend. Chips Dubbo.	5
Flipyap 0 Halo 3: Listen to the tale of a young Grunt named Flipyap.	5
Heading to his Destiny 0 Halo 3: Destined for greatness.	5
Sounds Familiar 0 Halo 3: This stuff is your history!	5
Milk Carton 0 Halo 3: Find the poster of the missing man.	5
Cool Story Bro 0 Halo 3: Listen to the story of the Final Grunt.	5
Third Time's A Charm 0 Halo 3: Play a game of Halo 3 on the 25th of any month.	5
Mind the Gap 0 Halo 3: 4 vehicles, 1 gap on Legendary using Cowbell, Catch, Thunderstorm, Mythic, and Tough Luck.	10
Missing Link 0 Halo 3: Watching. Waiting. Plotting.	5
A Preference for Pain 0 Halo 3: Complete the Halo 3 LASO Campaign playlist.	30
Aficiando 0 Halo 3: Complete three Halo 3 playlists.	20
Boot Camp Hero 0 Halo 3: Complete a Halo 3 playlist.	10
Training Wheels 0 Halo 3: Complete every level of the game on Easy difficulty.	10
King of the Crows 0 Halo 3: Beat the par score on Crow's Nest.	10
Witch Doctor 0 Halo 3: Find and claim all Skulls in Halo 3.	20
Skulltaker Halo 3: Blind 0 Halo 3: Find and claim the Blind Skull on Normal or harder.	5
Skulltaker Halo 3: Grunt Birthday Party 0 Halo 3: Find and claim the Grunt Birthday Party Skull on Normal or harder.	5
Skulltaker Halo 3: Cowbell 0 Halo 3: Find and claim the Cowbell Skull on Normal or harder.	5
Skulltaker Halo 3: IWHBYD 0 Halo 3: Find and claim the IWHBYD Skull on Normal or harder.	5
No Stone Unturned 0 Halo 3: Activate all Halo 3 Terminals.	20

Halo 4

There are 51 achievements with a total of 570 points.

Dawn 0 Halo 4: Complete Dawn.	10
Requiem 0 Halo 4: Complete Requiem.	10
Forerunner 0 Halo 4: Complete Forerunner.	10
Infinity 0 Halo 4: Complete Infinity.	10
Reclaimer 0 Halo 4: Complete Reclaimer.	10
Shutdown 0 Halo 4: Complete Shutdown.	10
Composer 0 Halo 4: Complete Composer.	10
Midnight 0 Halo 4: Complete Midnight.	10
Piece of Cake 0 Halo 4: Beat the par time on Dawn.	10
Interloper 0 Halo 4: Beat the par time on Requiem.	10
Raging in the Dark 0 Halo 4: Beat the par time on Forerunner.	10
Ouroboros 0 Halo 4: Beat the par time on Infinity.	10
Gimme That 0 Halo 4: Beat the par time on Reclaimer.	10
Shut. Down. Everything. 0 Halo 4: Beat the par time on Shutdown.	10
Symphony of Pain 0 Halo 4: Beat the par time on Composer.	10
Countdown 0 Halo 4: Beat the par time on Midnight.	10
Easy As One Two Three 0 Halo 4: Beat the par time on all Halo 4 levels.	20
Gunslinger 0 Halo 4: Beat the par score on Dawn.	10
Dark Fortress 0 Halo 4: Beat the par score on Requiem.	10
Shadow of Sundered Star 0 Halo 4: Beat the par score on Forerunner.	10
Jungle Warfare 0 Halo 4: Beat the par score on Infinity.	10
Librarian's Pet 0 Halo 4: Beat the par score on Reclaimer.	10
Emergency Shutdown 0 Halo 4: Beat the par score on Shutdown.	10
Head Banging 0 Halo 4: Beat the par score on Composer.	10
Witching Hour 0 Halo 4: Beat the par score on Midnight.	10
You Had it Coming 0 Halo 4: Beat the par score on every Halo 4 level.	20
War 0 Halo 4: Activate Terminal 1 on Requiem.	5
Lord of Admirals 0 Halo 4: Activate Terminal 2 on Forerunner.	5
Charum Hakkor 0 Halo 4: Activate Terminal 3 on Infinity.	5
Flood 0 Halo 4: Activate Terminal 4 on Reclaimer.	5
Knights 0 Halo 4: Activate Terminal 5 on Shutdown.	5
Justice 0 Halo 4: Activate Terminal 6 on Composer.	5
Cryptum 0 Halo 4: Activate Terminal 7 on Midnight.	5
Terminus 0 Halo 4: Activate all Halo 4 Terminals.	20
Wake Up, John 0 Halo 4: Complete every level of the game on Normal difficulty.	10
I Need a Hero 0 Halo 4: Complete every level of the game on Heroic difficulty.	20
The Legend of 117 0 Halo 4: Complete every level of the game on Legendary difficulty.	30
Lone Wolf Legend 0 Halo 4: Complete every level of the game on Legendary difficulty, by yourself.	30
This is my Rifle, This is my Gun 0 Halo 4: Carry a UNSC weapon all the way through Forerunner on Heroic or Legendary.	10
Bros to the Close 0 Halo 4: Complete Infinity without one preventable Marine death on Heroic or Legendary.	10
Explore the Floor 0 Halo 4: Trick or force a Hunter to fall to its demise on Shutdown on Heroic or Legendary.	10
Give Him the Stick 0 Halo 4: Take out both Hunters using only the Sticky Detonator on Composer.	10
Chief, Smash! 0 Halo 4: Kill 3 Crawlers in one hit with the Gravity Hammer on Midnight.	10
You're No Chips 0 Halo 4: What do Marines know about sticks?	5
A Long Time Ago 0 Halo 4: Play a game of Halo 4 on the 6th of any month.	5
Mortardom 0 Halo 4: On Reclaimer, use a Wraith to kill at least four enemy Wraiths on Heroic or Legendary.	10
Digging up the Past 0 Halo 4: Access the Master Chief's records on Dawn.	5
Naked Tyrant 0 Halo 4: Complete the Halo 4 LASO Campaign playlist.	30
Devotee 0 Halo 4: Complete three Halo 4 playlists.	20
Chest of Gold 0 Halo 4: Complete a Halo 4 playlist.	10
Librarian's Gift 0 Halo 4: Complete every level of the game on Easy difficulty.	10