Achievements

Complete each achievement to get the allotted gamerscore.

Unlockable
 How to Unlock
Landfall (20)
 Finish the first mission of the Campaign on Normal, Heroic, or Legendary.
Holdout (20)
 Finish the second mission of the Campaign on Normal, Heroic, or Legendary.
The Road (20)
 Finish the third mission of the Campaign on Normal, Heroic, or Legendary.
Assault (30)
 Finish the fourth mission of the Campaign on Normal, Heroic, or Legendary.
Cleansing (30)
 Finish the fifth mission of the Campaign on Normal, Heroic, or Legendary.
Refuge (30)
 Finish the sixth mission of the Campaign on Normal, Heroic, or Legendary.
Last Stand (40)
 Finish the seventh mission of the Campaign on Normal, Heroic, or Legendary.
The Key (40)
 Finish the eigth mission of the Campaign on Normal, Heroic, or Legendary.
Return (50)
 Finish the final mission of the Campaign on Normal, Heroic, or Legendary.
Campaign Complete: Normal (125)
 Finish the Campaign on Normal.
Campaign Complete: Heroic (125)
 Finish the Campaign on Heroic (normal is unlocked as well).
Campaign Complete: Legendary (125)
 Finish the Campaign on Legendary (normal and heroic are unlocked as well).
Iron (10)
 Find and claim this skull when playing on Normal, Heroic or Legendary difficulty.
Black Eye (10)
 Find and claim this skull when playing on Normal, Heroic or Legendary difficulty.
Tough Luck (10)
 Find and claim this skull when playing on Normal, Heroic or Legendary difficulty.
Catch (10)
 Find and claim this skull when playing on Normal, Heroic or Legendary difficulty.
Fog (10)
 Find and claim this skull when playing on Normal, Heroic or Legendary difficulty.
Famine (10)
 Find and claim this skull when playing on Normal, Heroic or Legendary difficulty.
Thunderstorm (10)
 Find and claim this skull when playing on Normal, Heroic or Legendary difficulty.
Tilt (10)
 Find and claim this skull when playing on Normal, Heroic or Legendary difficulty.
Mythic (10)
 Find and claim this skull when playing on Normal, Heroic or Legendary difficulty.
Cavalier (10)
 Score over 15,000 points in the Campaign meta-game on the third mission.
Reclaimer (10)
 Score over 15,000 points in the Campaign meta-game on the final mission.
Orpheus (10)
 Score over 15,000 points in the Campaign meta-game on the eigth mission.
Vanguard (10)
 Score over 15,000 points in the Campaign meta-game on the seventh mission.
Ranger (10)
 Score over 15,000 points in the Campaign meta-game on the sixth mission.
Exterminator (10)
 Score over 15,000 points in the Campaign meta-game on the fifth mission.
Askar (10)
 Score over 15,000 points in the Campaign meta-game on the fourth mission.
Graduate (10)
 Earn 5 EXP or finish 10 games to complete the requirements for basic training (Online).
UNSC Spartan (15)
 Earn your Sergeant rating to be recognized as a true Spartan (Online).
Spartan Officer (25)
 Advance to the Spartan Officer ranks (Online).
Two for One (5)
 Score a Double Kill with a single spartan laser shot in a ranked free for all playlist
(Online).
Too Close to the Sun (5)
 Destroy an enemy banshee with the spartan laser or missile pod in a ranked playlist or in
campaign.
Triple Kill (5)
 Kill 3 enemies within 4 seconds of one another in a ranked free for all playlist
(Online).
Overkill (5)
 Kill 4 enemies within 4 seconds of one another in a ranked free for all playlist
(Online).
Lee R Wilson Memorial (5)
 Score 5 grenade sticks in any ranked free for all playlist (Online).
We’re in for Some Chop (5)
 Destroy an enemy vehicle with equipment in a ranked playlist or in campaign.
Killing Frenzy (5)
 Kill 10 enemies without dying in any ranked free for all playlist (Online).
Steppin' Razor (5)
 Score a Triple Kill with the sword in a ranked free for all playlist (Online).
Mongoose Mowdown (5)
 Splatter an enemy with the mongoose in a ranked free for all playlist (Online).
Up Close and Personal (5)
 Kill 5 enemies by melee or assassination in a ranked free for all playlist (Online).
Fear the Pink Mist (5)
 Kill 5 enemies with the needler in a ranked free for all playlist or in campaign.
Headshot Honcho (5)
 Kill 10 enemies with headshots in a ranked free for all playlist or in campaign.
Used Car Salesman (5)
 Destroy a vehicle that has three enemies in it in a ranked playlist or in campaign.
Marathon Man (40)
 Locate and access all Terminals in the Campaign.
MVP (5)
 Earn the MVP in any ranked playlist (Online).
Maybe Next Time Buddy (5)
 Board the same vehicle within 10 seconds after being boarded in any free for all playlist
(Online).
Guerilla (10)
 Score over 15,000 points in the Campaign meta-game on the first mission.
Demon (10)
 Score over 15,000 points in the Campaign meta-game on the second mission.

Armor Permutations Unlockables

Body Pieces: Spartan marked with (S) and Elite marked with (E).

Unlockable
 How to Unlock
(S) EVA Body
 Complete Tsavo Highway on Normal or higher
(S) EOD Body
 Complete Tsavo Highway on Legendary
(S) Scout Body
 Unlock "Too Close to the Sun" Achievement
(E) Flight Body
 Complete Tsavo Highway On Herioic or Legendary
(E) Ascetic Body
 Unlock "Up Close and Personal" Achievement
(E) Commando Body
 Unlock "Triple Kill" Achievement
(S) EOD Shoulders
 Complete The Ark on Legendary difficulty
(E) Commando Head
 Unlock "Overkill" Achievment
(E) Commando Shoulders
 Unlock "Killing Frenzy" Achievment
(E) Ascetic Head
 Unlock "Steppin' Razor" Achievment
(E) Ascetic Shoulders
 Unlock "Overkill" Achievment
(E) Flight Head
 Complete Campaign mode on Heroic difficulty.
(E) Flight Shoulders
 Complete The Ark on Heroic difficulty or higher.
(S) Mark V Head
 Unlock "UNSC Spartan" Achievment
(S) ODST Head
 Unlock "Spartan Graduate" Achievment
(S) Rogue Head
 Unlock "Spartan Officer" Achievment
(S) Scout Head
 Unlock "Used Car Salesman" Achievment
(S) EOD Head
 Complete Campaign mode on Legendary Difficulty
(S) Security Shoulders
 Earn 250 Gamerscore points.
(S) Security Head
 Earn 1000 Gamerscore points.
(S) Scout Shoulders
 Unlock "We're in for Some Chop" Achievment
(S) EVA Head
 Complete Campaign mode on Normal
(S) EVA Shoulders
 Complete The Ark on Normal difficulty or higher.



Halo 3 Unlockable: Silver Skull Locations

Blind
(Located: Sierra 117)

The arms of the player and the motion tracker disappear.

Grunt Birthday Party
(Located: Crow's Nest)

If you manage to get a headshot on a Grunt, the Grunt will explode.<table
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