Achievements for Halo 3
There are 56 Achievements for Halo 3 worth 1250 points
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10 Guerilla
In the Campaign meta-game on the 1st mission score over 15,000 points.
10 Demon
In the Campaign meta-game on the 2nd mission score over 15,000 points.
10 Cavalier
In the Campaign meta-game on the 3rd mission score over 15,000 points.
10 Askar
In the Campaign meta-game on the 4th mission score over 15,000 points.
10 Exterminator
In the Campaign meta-game on the 5th mission Score over 15,000 points.
10 Ranger
In the Campaign meta-game on the 6th mission score over 50,000 points.
10 Vanguard
In the Campaign meta-game on the 7th mission score over 50,000 points.
10 Orpheus
In the Campaign meta-game on the 8th mission score over 15,000 points.
10 Reclaimer
In the Campaign meta-game on the final mission score over 15,000 points.
10 Iron
When playing on Normal, Heroic or Legendary difficulty find and claim this skull.
10 Black Eye
When playing on Normal, Heroic or Legendary difficulty find and claim this skull.
10 Tough Luck
When playing on Normal, Heroic or Legendary difficulty find and claim this skull.
10 Catch
When playing on Normal, Heroic or Legendary difficulty find and claim this skull.
10 Fog
When playing on Normal, Heroic or Legendary difficulty find and claim this skull.
10 Famine
When playing on Normal, Heroic or Legendary difficulty find and claim this skull.
10 Thunderstorm
When playing on Normal, Heroic or Legendary difficulty find and claim this skull.
10 Tilt
When playing on Normal, Heroic or Legendary difficulty find and claim this skull.
10 Mythic
When playing on Normal, Heroic or Legendary difficulty find and claim this skull
10 Graduate
Earn 5 EXP or finish 10 games to complete the requirements for basic training (Online).
125 Campaign Complete: Normal
Finish the Campaign on Normal.
125 Campaign Complete: Heroic
Finish the Campaign on Heroic. This also unlocks the achievement for Normal if not yet earned.
125 Campaign Complete: Legendary
Finish the Campaign on Legendary. This also unlocks the achievements for Normal and Heroic if not yet earned.
15 UNSC Spartan
Earn your Sergeant rating to be recognized as a true Spartan (Online).
20 Landfall
On Normal, Heroic or Legendary complete the 1st mission of the Campaign.
20 Holdout
On Normal, Heroic or Legendary complete the 2nd mission of the Campaign.
20 The Road
On Normal, Heroic or Legendary complete the 3rd mission of the Campaign.
25 Spartan Officer
Advance to the Spartan Officer ranks (Online).
30 Assault
On Normal, Heroic or Legendary complete the 4th mission of the Campaign.
30 Cleansing
On Normal, Heroic or Legendary complete the 5th mission of the Campaign.
30 Refuge
On Normal, Heroic or Legendary complete the 6th mission of the Campaign.
40 Last Stand
On Normal, Heroic or Legendary complete the 7th mission of the Campaign.
40 The Key
On Normal, Heroic or Legendary complete the 8th mission of the Campaign.
40 Marathon Man
Locate and access ALL the Terminals in the Campaign.
5 MVP
In any ranked playlist (Online) earn the MVP.
5 Maybe Next Time Buddy
In any free for all playlist (Online) board the same vehicle within 10 seconds after being boarded.
5 Triple Kill
In a ranked free for all playlist (Online) Kill 3 enemies within 4 seconds of one another.
5 Overkill
In a ranked free for all playlist (Online) Kill 4 enemies within 4 seconds of one another.
5 Killing Frenzy
In any ranked free for all playlist (Online) kill 10 enemies without dying.
5 Lee R Wilson Memorial
In any ranked free for all playlist (Online) score 5 Grenade Sticks.
5 Steppin' Razor
In a ranked free for all playlist (Online) score a Triple Kill with the Sword.
5 Mongoose Mowdown
In a ranked free for all playlist (Online) splatter an enemy with the Mongoose.
5 Up Close and Personal
In a ranked free for all playlist (Online) kill 5 enemies by Melee or Assassination.
5 Two for One
In a ranked free for all playlist (Online) score a Double Kill with a single Spartan Laser shot.
5 Too Close to the Sun
In a ranked playlist or in campaign destroy an enemy Banshee with the Spartan Laser or Missile Pod.
5 Used Car Salesman
In a ranked playlist or in campaign destroy a vehicle that has 3 enemies in it.
5 We’re in for some Chop
In a ranked playlist or in campaign destroy an enemy vehicle with equipment.
5 Fear the Pink Mist
In a ranked free for all playlist or in campaign kill 5 enemies with the needler.
5 Headshot Honcho
In a ranked free for all playlist or in campaign kill 10 enemies with headshots.
50 Return
On Normal, Heroic or Legendary complete the final mission of the Campaign.
Noble Map Pack DLC
13 You Blew It Up!
Noble 1: Blow up the research facility in a matchmade Invasion game on Breakpoint.
20 Offensive Driver
Noble 1: Earn a kill in a matchmade Rocket Race game.
25 Poppin' & Lockin'
Noble 1: Destroy a vehicle using Armor Lock in a matchmade game.
42 You Ate All the Chips
Noble 1: Collect all of the flags in a matchmade Stockpile game.
50 Both Barrels
Noble 1: Earn a Double Kill with the shotgun in multiplayer Matchmaking.
50 Cross-Mappin'
Noble 1: Kill a player at long range with the DMR in a matchmade Slayer game.
50 Totally Worth It
Noble 1: Earn a Double Kill from the Grave in multiplayer Matchmaking.
