Halo 3 Achievements

 

Landfall20 Finish the first mission of the Campaign on Normal, Heroic, or Legendary.

Holdout20 Finish the second mission of the Campaign on Normal, Heroic, or Legendary.

The Road20 Finish the third mission of the Campaign on Normal, Heroic, or Legendary.

Assault30 Finish the fourth mission of the Campaign on Normal, Heroic, or Legendary.

Cleansing30 Finish the fifth mission of the Campaign on Normal, Heroic, or Legendary.

Refuge30 Finish the sixth mission of the Campaign on Normal, Heroic, or Legendary.

Last Stand40 Finish the seventh mission of the Campaign on Normal, Heroic, or Legendary.

The Key40 Finish the eighth mission of the Campaign on Normal, Heroic, or Legendary.

Return50 Finish the final mission of the Campaign on Normal, Heroic, or Legendary.

Campaign Complete: Normal125 Finish the Campaign on Normal.

Campaign Complete: Heroic125 Finish the Campaign on Heroic (unlocks achievement for Normal, if not earned).

Campaign Complete: Legendary125 Finish the Campaign on Legendary (unlocks achievements for Normal and Heroic, if not earned).

Iron10 Find and claim this skull when playing on Normal, Heroic or Legendary difficulty.

Black Eye10 Find and claim this skull when playing on Normal, Heroic or Legendary difficulty.

Tough Luck10 Find and claim this skull when playing on Normal, Heroic or Legendary difficulty.

Catch10 Find and claim this skull when playing on Normal, Heroic or Legendary difficulty.

Fog10 Find and claim this skull when playing on Normal, Heroic or Legendary difficulty.

Famine10 Find and claim this skull when playing on Normal, Heroic or Legendary difficulty.

Thunderstorm10 Find and claim this skull when playing on Normal, Heroic or Legendary difficulty.

Tilt10 Find and claim this skull when playing on Normal, Heroic or Legendary difficulty.

Mythic10 Find and claim this skull when playing on Normal, Heroic or Legendary difficulty.

Graduate10 Earn 5 EXP or finish 10 games to complete the requirements for basic training (Online).

UNSC Spartan15 Earn your Sergeant rating to be recognized as a true Spartan (Online). Note: If you do not get this achievement with you medal, you can get it by gaining the rank of lieutenant in a ranked playlist.

Spartan Officer25 Advance to the Spartan Officer ranks (Online).

Two for One5 Score a Double Kill with a single spartan laser shot in a ranked free for all playlist (Online).

Too Close to the Sun5 Destroy an enemy banshee with the spartan laser or missile pod in a ranked playlist or in campaign.

Triple Kill5 Kill 3 enemies within 4 seconds of one another in a ranked free for all playlist (Online).

Overkill5 Kill 4 enemies within 4 seconds of one another in a ranked free for all playlist (Online).

Lee R Wilson Memorial5 Score 5 grenade sticks in any ranked free for all playlist (Online).

We're in for some Chop5 Destroy an enemy vehicle with equipment in a ranked playlist or in campaign.

Killing Frenzy5 Kill 10 enemies without dying in any ranked free for all playlist (Online).

Steppin' Razor5 Score a Triple Kill with the sword in a ranked free for all playlist (Online).

Mongoose Mowdown5 Splatter an enemy with the mongoose in a ranked free for all playlist (Online).

Up Close and Personal5 Kill 5 enemies by melee or assassination in a ranked free for all playlist (Online).

Fear the Pink Mist5 Kill 5 enemies with the needler in a ranked free for all playlist or in campaign.

Headshot Honcho5 Kill 10 enemies with headshots in a ranked free for all playlist or in campaign.

Used Car Salesman5 Destroy a vehicle that has three enemies in it in a ranked playlist or in campaign.

Marathon Man40 Locate and access all Terminals in the Campaign.

MVP5 Earn the MVP in any ranked playlist (Online).

Maybe Next Time Buddy5 Board the same vehicle within 10 seconds after being boarded in any free for all playlist (Online).

Guerilla10 Score over 15,000 points in the Campaign meta-game on the first mission.

Demon10 Score over 15,000 points in the Campaign meta-game on the second mission.

Cavalier10 Score over 15,000 points in the Campaign meta-game on the third mission.

Askar10 Score over 15,000 points in the Campaign meta-game on the fourth mission.

Exterminator10 Score over 15,000 points in the Campaign meta-game on the fifth mission.

Ranger10 Score over 50,000 points in the Campaign meta-game on the sixth mission.

Vanguard10 Score over 50,000 points in the Campaign meta-game on the seventh mission.

Orpheus10 Score over 15,000 points in the Campaign meta-game on the eighth mission.

Reclaimer10 Score over 15,000 points in the Campaign meta-game on the final mission.

Vidmaster Challenge: Annual0 After 9/25/08, complete Halo on 4-player Legendary LIVE co-op, with Iron, and everyone in Ghosts.

Double Double25 On a Legendary map, get two Double Kills during any ranked or social match.

Alas, Poor Yorick25 On a Legendary map, get 3 Oddball melee kills during any ranked or social match.

Came… From… Behind50 On a Legendary map, get 3 assassinations during any ranked or social match.

Defend This50 On a Legendary map, get a flag melee kill during any ranked or social match.

Flag Dropped25 On a Legendary map, get 2 flag carrier kills during any ranked or social match.

Road Rage25 On a Legendary map, get 5 Warthog chaingun kills during any ranked or social match.

Look Both Ways50 On a Legendary map, get a Splatter Spree during any ranked or social match.

Hammer Time25 On Assembly, get 5 Hammer kills during any ranked or social match.

Pull 25 On Citadel, get a Shotgun Spree during any ranked or social match.Blades of Fury25 On Heretic, get a Sword Spree during any ranked or social match.Ghost Patrol25 On Longshore, get 3 kills with a Ghost during any ranked or social match.

Post Mortem25 On Orbital, get 2 Death From the Grave medals during any ranked or social match.

… Get the Horns25 On a Mythic map, get a Bulltrue medal during any ranked or social match.

Awww, Too Bad25 On a Mythic map, get a Killjoy medal during any ranked or social match.

Killtacular25 On a Mythic map, get a Killtacular during any ranked or social match.

Have Fun Respawning25 On a Mythic map, get an Extermination during any ranked or social match.

Save This Film25 On a Mythic map, get a Perfection medal during any ranked or social match.

Delicious Brains25 On a Mythic map, infect 2 humans during any ranked or social match.

Zombie Repeller25 On a Mythic map, kill 2 Zombies during any ranked or social match.

Tank Dropper25 On any Mythic map, get a kill on another player while in monitor mode.

Assembly Skull25 On Assembly, find the hidden skull.

Citadel Skull25 On Citadel, find the hidden skull.

Heretic Skull25 On Heretic, find the hidden skull.

Longshore Skull25 On Longshore, find the hidden skull.

Orbital Skull25 On Orbital, find the hidden skull.

Sandbox Skull25 On Sandbox, find the hidden skull.

Vidmaster Challenge: Brainpan25 Find all the hidden skulls on the Mythic maps.Vidmaster Challenge: Lightswitch0 Get to the rank of Lieutenant in any playlist in the new EXP progression system.

Vidmaster Challenge: 7 on 70 Enter into any ranked or social playlist with 7 EXP on the 7th of the month.