Life Story

Complete the Master Chief Saga playlist.

Just Getting Started

Kill 100 enemies or players.

Balaho's Most Wanted

Kill 100 Grunts.

The One Percent

Kill 100 Elites.

Spoilsport

Kill 100 Jackals.

Going Bananas

Kill 100 Brutes.

Hunters Hunted

Kill 50 Hunters.

Checkmate

Kill 100 Watchers.

I Was Wondering What Would Break First

Kill 100 Knights.

Pest Control

Kill 100 Crawlers.

Thanks A Killion

Kill 20,000 enemies or players.

Medal Completionist

Collect 10,000 campaign or playlist medals.

The Guardians Are Coming

Get killed by the Guardians.

Bite The Hand

Kill a 343 developer in matchmaking or someone who has this achievement.

Mystery Achievement

Inscrutable. Mysterious.

Where Am I?

Complete 10 missions or multiplayer games.

I Got This

Complete 100 missions or multiplayer games.

Tempered Blade

Win 10 multiplayer games.

Forged in Fire

Win 100 multiplayer games.

Sample Plate

Complete three cross-game playlists.

I Dabble in Slaying

Complete one cross-game playlist.

Stick With It...A Little Longer

Play a multiplayer or co-op game at least 3 months after your first game.

Veteran

Complete all campaigns on Normal difficulty.

War Hero

Complete all campaigns on Heroic difficulty.

Legend

Complete all campaigns on Legendary difficulty.

Lore Master

Activate all terminals.

Your Journey Begins

Complete a campaign mission or a match of multiplayer.

LASO Master

Complete each individual game specific LASO playlist for every Halo game.

The Silent Cartographer

Halo CE: Complete The Silent Cartographer.

Assault on the Control Room

Halo CE: Complete Assault on the Control Room.

Pillar of Autumn

Halo CE: Complete The Pillar of Autumn.

Halo

Halo CE: Complete Halo.

Truth and Reconciliation

Halo CE: Complete The Truth and Reconciliation.

343 Guilty Spark

Halo CE: Complete 343 Guilty Spark.

The Library

Halo CE: Complete The Library.

Two Betrayals

Halo CE: Complete Two Betrayals.

Keyes

Halo CE: Complete Keyes.

The Maw

Halo CE: Complete The Maw.

Hit The Beach

Halo CE: Beat the par time on The Silent Cartographer.

Would It've Killed You To Take The Elevator

Halo CE: Beat the par time on Assault on the Control Room.

Didn't Like This Ship Anyways

Halo CE: Beat the par time on The Pillar of Autumn.

Flyover Country

Halo CE: Beat the par time on Halo.

You Can't Handle the Truth

Halo CE: Beat the par time on The Truth and Reconciliation.

Lightning in a Bottle

Halo CE: Beat the par time on 343 Guilty Spark.

TLDR

Halo CE: Beat the par time on The Library.

Whistle Stop Tour

Halo CE: Beat the par time on Two Betrayals.

Scurty Bump

Halo CE: Beat the par time on Keyes.

All You Can Eat

Halo CE: Beat the par time on The Maw.

Did Somebody Say...

Halo CE: Beat par time on all Halo: CE levels.

Charted

Halo CE: Beat the par score on The Silent Cartographer.

Vetro Strike

Halo CE: Beat the par score on Assault on the Control Room.

Pillar of Awesome

Halo CE: Beat the par score on The Pillar of Autumn.

Giant Hula Hoop

Halo CE: Beat the par score on Halo.

You Really Can't Handle the Truth

Halo CE: Beat the par score on The Truth and Reconciliation.

Circuit Breaker

Halo CE: Beat the par score on 343 Guilty Spark.

Reading Room

Halo CE: Beat the par score on The Library.

It Was Inevitable

Halo CE: Beat the par score on Two Betrayals.

Headstrong

Halo CE: Beat the par score on Keyes.

Consumption Junction

Halo CE: Beat the par score on The Maw.

Overachiever

Halo CE: Beat the par score on all Halo: CE levels.

Arrival

Halo CE: Activate Terminal 1 on The Pillar of Autumn.

Sacrifice

Halo CE: Activate Terminal 2 on Halo.

Splinters

Halo CE: Activate Terminal 3 on The Truth and Reconciliation.

Idle Hands

Halo CE: Activate Terminal 4 on The Silent Cartographer.

Hitchhikers May Be Escaping Convicts

Halo CE: Activate Terminal 5 on Assault on the Control Room.

Bearly Contained

Halo CE: Activate Terminal 6 on 343 Guilty Spark.

Quis custodiet ipsos custodes?

Halo CE: Activate Terminal 7 on The Library.

Memories

Halo CE: Activate Terminal 8 on Two Betrayals.

Mind Games

Halo CE: Activate Terminal 9 on Keyes.

Kilotons of Fun

Halo CE: Activate Terminal 10 on The Maw.

Dear Diary...

Halo CE: Activate all Halo: CE Terminals.

Skulltaker Halo: CE: Iron

Halo CE: Find and claim the Iron skull in remastered mode.

Skulltaker Halo: CE: Mythic

Halo CE: Find and claim the Mythic skull in remastered mode.

Skulltaker Halo: CE: Boom

Halo CE: Find and claim the Boom skull in remastered mode.

Skulltaker Halo: CE: Foreign

Halo CE: Find and claim the Foreign skull in remastered mode.

Skulltaker Halo: CE: Famine

Halo CE: Find and claim the Famine skull in remastered mode.

Skulltaker Halo: CE: Bandana

Halo CE: Find and claim the Bandanna skull in remastered mode.

Skulltaker Halo: CE: Fog

Halo CE: Find and claim the Fog skull in remastered mode.

Skulltaker Halo: CE: Malfunction

Halo CE: Find and claim the Malfunction skull in remastered mode.

Skulltaker Halo: CE: Recession

Halo CE: Find and claim the Recession skull in remastered mode.

Skulltaker Halo: CE: Black Eye

Halo CE: Find and claim the Black Eye skull in remastered mode.

Skulltaker Halo: CE: Eye Patch

Halo CE: Find and claim the Eye Patch skull in remastered mode.

Skulltaker Halo: CE: Pinata

Halo CE: Find and claim the Pinata skull in remastered mode.

Skulltaker Halo: CE: Grunt Birthday Party

Halo CE: Find and claim the Grunt Birthday Party skull in remastered mode.

Headhunter

Halo CE: Find and claim all Skulls in Halo: CE.

Birth of a Spartan

Halo CE: Complete every level of the game on Normal difficulty.

Believe in a Hero

Halo CE: Complete every level of the game on Heroic difficulty.

Living Legend

Halo CE: Complete every level of the game on Legendary difficulty.

Overshields are for Sissies

Halo CE: Complete the level The Pillar of Autumn on Legendary without picking up an overshield.

Walk It Off

Halo CE: Complete The Pillar of Autumn on Legendary without picking up a health kit.

How Pedestrian

Halo CE: Complete Halo without entering a vehicle.

That Just Happened

Halo CE: Complete The Library on Heroic or Legendary difficulty without dying.

Look Out for the Little Guys

Halo CE: Complete Two Betrayals on Legendary difficulty without killing any Grunts.

Leave It Where It Lay

Halo CE: Complete Two Betrayals on Legendary difficulty without picking up a new weapon.

Tying Up Loose Ends

Halo CE: Kill every Elite on the level Keyes on Heroic or Legendary difficulty.

A Fine Choice

Halo CE: Complete a Halo: CE playlist.

Excellent Taste

Halo CE: Complete three Halo: CE playlists.

Like a Fine Wine

Halo CE: Complete the Halo: CE LASO Campaign playlist.

You Are The Weapon

Halo CE: Kill a Hunter with one pistol round.

Madrigal Debut

Halo CE: Trigger a hidden music cue in Halo: CE.

My Buddy Chips

Halo CE: Fight alongside Chips Dubbo and listen to his words of wisdom.

No Smoking

Halo CE: Disapprovingly look at Captain Keyes' abandoned pipe.

T-Rex

Halo CE: Find the hidden Rex sign on The Maw.

Thirsty Grunt

Halo CE: Listen to the Thirsty Grunt talk about his eating habits.

Megg

Halo CE: It's a sign.

Get Me Out of Here!

Halo CE: Ride in a Pelican for several seconds on the level 343 Guilty Spark.

Feet Firmly Planted

Halo CE: Complete a level without jumping.

Before and After

Halo CE: Complete every level of the game having seen it in both classic and remastered mode.

Standard Operating Brocedure

Complete any co-op level on Normal difficulty.

Brovershield

Complete any co-op level on Heroic difficulty.

He's Unstoppable

Halo CE: Complete any level on Heroic difficulty or higher without taking health damage.

The Good, The Bad, and The Dead

Collect 9,000 campaign or playlist medals.

A Day To Remember

Halo CE: Play Halo: CE on the 15th of any month.

Goat Roped

Halo CE: Halo CE: Complete all Halo: CE Legendary campaign missions in under 3 hours.

Cairo Station

Halo 2: Complete Cairo Station.

Outskirts

Halo 2: Complete Outskirts.

Metropolis

Halo 2: Complete Metropolis.

The Arbiter

Halo 2: Complete The Arbiter.

Oracle

Halo 2: Complete The Oracle.

Delta Halo

Halo 2: Complete Delta Halo.

Regret

Halo 2: Complete Regret.

Sacred Icon

Halo 2: Complete Sacred Icon.

Quarantine Zone

Halo 2: Complete Quarantine Zone.

Gravemind

Halo 2: Complete Gravemind.

Uprising

Halo 2: Complete Uprising.

High Charity

Halo 2: Complete High Charity.

The Great Journey

Halo 2: Complete The Great Journey.

Don't Hangar Around

Halo 2: Beat the par time on Cairo Station.

Rooftop Runner

Halo 2: Beat the par time on Outskirts.

Speeding Ticket

Halo 2: Beat the par time on Metropolis.

YOLO Strats

Halo 2: Beat the par time on The Arbiter.

Reed the Strategy

Halo 2: Beat the par time on The Oracle.

So You Don't Want the Tank?

Halo 2: Beat the par time on Delta Halo.

I Regret Nothing

Halo 2: Beat the par time on Regret.

Terminal Velocity

Halo 2: Beat the par time on Sacred Icon.

Hot Zone

Halo 2: Beat the par time on Quarantine Zone.

Force of Will

Halo 2: Beat the par time on Gravemind.

No Man's Land

Halo 2: Beat the par time on Uprising.

Feeling Charitable

Halo 2: Beat the par time on High Charity.

Are We There Yet?

Halo 2: Beat the par time on The Great Journey.

Going Nowhere Fast

Halo 2: Beat par time on all Halo 2 levels.

Bomb Squad

Halo 2: Beat the par score on Cairo Station.

Objective Secured

Halo 2: Beat the par score on Outskirts.

Ripple Fire

Halo 2: Beat the par score on Metropolis.

Heresy Will Not Stay My Feet

Halo 2: Beat the par score on The Arbiter.

Leave None Alive

Halo 2: Beat the par score on The Oracle.

Boundless

Halo 2: Beat the par score on Delta Halo.

Fists of Fury

Halo 2: Beat the par score on Regret.

Guided Tour

Halo 2: Beat the par score on Sacred Icon.

The Doctor Is In

Halo 2: Beat the par score on Quarantine Zone.