1,408
(1,000)

Halo 3: ODST

3.9 from 12247 votes
 

114,558 tracked gamers have this game, 13,715 have completed it (11.97%) | 667 want to boost

There are a maximum of 47 Halo 3: ODST achievements worth 1,408 (1,000)

View achievements as list Halo 3: ODST Achievements

Campaign Complete: Normal

View guide to getting this achievementCampaign Complete: NormalThis gamer has had their achievements removed from the site

Online/Offline - This achievement can be obtained in either an online or offline modeSingle Player - This achievement can be obtained in single player game modesCooperative - This achievement can be obtained in non-versus game modes where players work togetherMain Storyline - This achievement is gained automatically by progressing through the main game modeDifficulty Specific - This achievement requires play on a certain difficulty levelStackable - This achievement can be unlocked at the same time as, or in the course of, earning its more difficult counterpart
Complete the Campaign on Normal difficulty.

Coastal Highway

View guide to getting this achievementCoastal HighwayThis gamer has had their achievements removed from the site

Online/Offline - This achievement can be obtained in either an online or offline modeSingle Player - This achievement can be obtained in single player game modesCooperative - This achievement can be obtained in non-versus game modes where players work togetherMain Storyline - This achievement is gained automatically by progressing through the main game modeDifficulty Specific - This achievement requires play on a certain difficulty level
Complete Coastal Highway on Normal, Heroic, or Legendary to unlock a new Firefight mission.

Data Hive

View guide to getting this achievementData HiveThis gamer has had their achievements removed from the site

Online/Offline - This achievement can be obtained in either an online or offline modeSingle Player - This achievement can be obtained in single player game modesCooperative - This achievement can be obtained in non-versus game modes where players work togetherMain Storyline - This achievement is gained automatically by progressing through the main game modeDifficulty Specific - This achievement requires play on a certain difficulty level
Complete Data Hive on Normal, Heroic, or Legendary to unlock a new Firefight mission.

I Like Fire

View guide to getting this achievementI Like FireThis gamer has had their achievements removed from the site

Online/Offline - This achievement can be obtained in either an online or offline modeSingle Player - This achievement can be obtained in single player game modesCooperative - This achievement can be obtained in non-versus game modes where players work together
Kill 10 enemies with the Flamethrower on Data Hive.

Kikowani Station

View guide to getting this achievementKikowani StationThis gamer has had their achievements removed from the site

Online/Offline - This achievement can be obtained in either an online or offline modeSingle Player - This achievement can be obtained in single player game modesCooperative - This achievement can be obtained in non-versus game modes where players work togetherMain Storyline - This achievement is gained automatically by progressing through the main game modeDifficulty Specific - This achievement requires play on a certain difficulty level
Complete Kikowani Station on Normal, Heroic, or Legendary.

Super Sleuth

View guide to getting this achievementSuper SleuthThis gamer has had their achievements removed from the site

Online/Offline - This achievement can be obtained in either an online or offline modeSingle Player - This achievement can be obtained in single player game modesCooperative - This achievement can be obtained in non-versus game modes where players work togetherMain Storyline - This achievement is gained automatically by progressing through the main game modeBuggy - This achievement may either fail to unlock when it should, or unlock before the requirements have been met
Find the final clue unraveling the mystery, alone or with another ODST.

NMPD HQ

View guide to getting this achievementNMPD HQThis gamer has had their achievements removed from the site

Online/Offline - This achievement can be obtained in either an online or offline modeSingle Player - This achievement can be obtained in single player game modesCooperative - This achievement can be obtained in non-versus game modes where players work togetherMain Storyline - This achievement is gained automatically by progressing through the main game modeDifficulty Specific - This achievement requires play on a certain difficulty level
Complete NMPD HQ on Normal, Heroic, or Legendary to unlock a new Firefight character.

Dome Inspector

View guide to getting this achievementDome InspectorThis gamer has had their achievements removed from the site

Online/Offline - This achievement can be obtained in either an online or offline modeSingle Player - This achievement can be obtained in single player game modesCooperative - This achievement can be obtained in non-versus game modes where players work together
Get 15 headshot kills on NMPD HQ.

ONI Alpha Site

View guide to getting this achievementONI Alpha SiteThis gamer has had their achievements removed from the site

Online/Offline - This achievement can be obtained in either an online or offline modeSingle Player - This achievement can be obtained in single player game modesCooperative - This achievement can be obtained in non-versus game modes where players work togetherMain Storyline - This achievement is gained automatically by progressing through the main game modeDifficulty Specific - This achievement requires play on a certain difficulty level
Complete ONI Alpha Site on Normal, Heroic, or Legendary to unlock a new Firefight mission.

Pink and Deadly

View guide to getting this achievementPink and DeadlyThis gamer has had their achievements removed from the site

Online/Offline - This achievement can be obtained in either an online or offline modeSingle Player - This achievement can be obtained in single player game modesCooperative - This achievement can be obtained in non-versus game modes where players work togetherCumulative - This achievement is obtained by gradually increasing one’s total number of experience points, kills, hours, or similar measures, over time to meet certain goals
Get 10 Needler supercombine kills on any covenant.

Laser Blaster

View guide to getting this achievementLaser BlasterThis gamer has had their achievements removed from the site

Online/Offline - This achievement can be obtained in either an online or offline modeSingle Player - This achievement can be obtained in single player game modesCooperative - This achievement can be obtained in non-versus game modes where players work together
Get 10 Spartan Laser kills on ONI Alpha Site.

Kizingo Boulevard

View guide to getting this achievementKizingo BoulevardThis gamer has had their achievements removed from the site

Online/Offline - This achievement can be obtained in either an online or offline modeSingle Player - This achievement can be obtained in single player game modesCooperative - This achievement can be obtained in non-versus game modes where players work togetherMain Storyline - This achievement is gained automatically by progressing through the main game modeDifficulty Specific - This achievement requires play on a certain difficulty level
Complete Kizingo Blvd. on Normal, Heroic, or Legendary to unlock a new Firefight character.

Gumshoe

View guide to getting this achievementGumshoeThis gamer has had their achievements removed from the site

Online/Offline - This achievement can be obtained in either an online or offline modeSingle Player - This achievement can be obtained in single player game modesCooperative - This achievement can be obtained in non-versus game modes where players work togetherMain Storyline - This achievement is gained automatically by progressing through the main game mode
Find the 3rd clue unraveling the mystery, alone or with another ODST.

Tuned In

View guide to getting this achievementTuned InThis gamer has had their achievements removed from the site

Online/Offline - This achievement can be obtained in either an online or offline modeSingle Player - This achievement can be obtained in single player game modesCooperative - This achievement can be obtained in non-versus game modes where players work togetherCollectable - This achievement is obtained by exploring the game environment to find a set of unique objects
Find 3 Audio Logs, alone or with another ODST.

Headcase

View guide to getting this achievementHeadcaseThis gamer has had their achievements removed from the site

Online/Offline - This achievement can be obtained in either an online or offline modeSingle Player - This achievement can be obtained in single player game modesCooperative - This achievement can be obtained in non-versus game modes where players work together
Finish any level with at least one Skull activated.

My Clothes!

View guide to getting this achievementMy Clothes!This gamer has had their achievements removed from the site

Online/Offline - This achievement can be obtained in either an online or offline modeSingle Player - This achievement can be obtained in single player game modesCooperative - This achievement can be obtained in non-versus game modes where players work togetherCumulative - This achievement is obtained by gradually increasing one’s total number of experience points, kills, hours, or similar measures, over time to meet certain goals
Plasma Pistol Overcharge and quickly kill 10 Brutes.

Ewww, Sticky

View guide to getting this achievementEwww, StickyThis gamer has had their achievements removed from the site

Online/Offline - This achievement can be obtained in either an online or offline modeSingle Player - This achievement can be obtained in single player game modesCooperative - This achievement can be obtained in non-versus game modes where players work together
Get 5 sticky grenade kills in any level.

Uplift Reserve

View guide to getting this achievementUplift ReserveThis gamer has had their achievements removed from the site

Online/Offline - This achievement can be obtained in either an online or offline modeSingle Player - This achievement can be obtained in single player game modesCooperative - This achievement can be obtained in non-versus game modes where players work togetherMain Storyline - This achievement is gained automatically by progressing through the main game modeDifficulty Specific - This achievement requires play on a certain difficulty level
Complete Uplift Reserve on Normal, Heroic, or Legendary to unlock a new Firefight character.

Wraith Killer

View guide to getting this achievementWraith KillerThis gamer has had their achievements removed from the site

Online/Offline - This achievement can be obtained in either an online or offline modeSingle Player - This achievement can be obtained in single player game modesCooperative - This achievement can be obtained in non-versus game modes where players work together
Kill all Wraiths in Uplift Reserve.

Trading Down

View guide to getting this achievementTrading DownThis gamer has had their achievements removed from the site

Online/Offline - This achievement can be obtained in either an online or offline modeSingle Player - This achievement can be obtained in single player game modesCooperative - This achievement can be obtained in non-versus game modes where players work together
Trade weapons with a fellow character.

Stunning!

View guide to getting this achievementStunning!This gamer has had their achievements removed from the site

Online/Offline - This achievement can be obtained in either an online or offline modeSingle Player - This achievement can be obtained in single player game modesCooperative - This achievement can be obtained in non-versus game modes where players work together
Stun a vehicle with an overcharged plasma pistol and quickly kill the driver.

Listener

View guide to getting this achievementListenerThis gamer has had their achievements removed from the site

Online/Offline - This achievement can be obtained in either an online or offline modeSingle Player - This achievement can be obtained in single player game modesCooperative - This achievement can be obtained in non-versus game modes where players work togetherCollectable - This achievement is obtained by exploring the game environment to find a set of unique objects
Find the first Audio Log.

Tayari Plaza

View guide to getting this achievementTayari PlazaThis gamer has had their achievements removed from the site

Online/Offline - This achievement can be obtained in either an online or offline modeSingle Player - This achievement can be obtained in single player game modesCooperative - This achievement can be obtained in non-versus game modes where players work togetherMain Storyline - This achievement is gained automatically by progressing through the main game modeDifficulty Specific - This achievement requires play on a certain difficulty level
Complete Tayari Plaza on Normal, Heroic, or Legendary to unlock a new Firefight character.

Junior Detective

View guide to getting this achievementJunior DetectiveThis gamer has had their achievements removed from the site

Online/Offline - This achievement can be obtained in either an online or offline modeSingle Player - This achievement can be obtained in single player game modesCooperative - This achievement can be obtained in non-versus game modes where players work togetherMain Storyline - This achievement is gained automatically by progressing through the main game mode
Find the first clue unraveling the mystery.

Boom, Headshot

View guide to getting this achievementBoom, HeadshotThis gamer has had their achievements removed from the site

Online/Offline - This achievement can be obtained in either an online or offline modeSingle Player - This achievement can be obtained in single player game modesCooperative - This achievement can be obtained in non-versus game modes where players work together
Get 10 automag headshot kills in any level.

Tourist

View guide to getting this achievementTouristThis gamer has had their achievements removed from the site

Online/Offline - This achievement can be obtained in either an online or offline modeSingle Player - This achievement can be obtained in single player game modesCooperative - This achievement can be obtained in non-versus game modes where players work togetherMain Storyline - This achievement is gained automatically by progressing through the main game mode
Access and download the city map to your VISR.

Dark Times

View guide to getting this achievementDark TimesThis gamer has had their achievements removed from the site

Online/Offline - This achievement can be obtained in either an online or offline modeSingle Player - This achievement can be obtained in single player game modesCooperative - This achievement can be obtained in non-versus game modes where players work togetherCumulative - This achievement is obtained by gradually increasing one’s total number of experience points, kills, hours, or similar measures, over time to meet certain goals
Kill 5 enemies while using VISR mode.

Heal Up

View guide to getting this achievementHeal UpThis gamer has had their achievements removed from the site

Online/Offline - This achievement can be obtained in either an online or offline modeSingle Player - This achievement can be obtained in single player game modesCooperative - This achievement can be obtained in non-versus game modes where players work together
Find the first Medical Kiosk and heal yourself.

Campaign Complete: Heroic

View guide to getting this achievementCampaign Complete: HeroicThis gamer has had their achievements removed from the site

Online/Offline - This achievement can be obtained in either an online or offline modeSingle Player - This achievement can be obtained in single player game modesCooperative - This achievement can be obtained in non-versus game modes where players work togetherMain Storyline - This achievement is gained automatically by progressing through the main game modeDifficulty Specific - This achievement requires play on a certain difficulty levelStackable - This achievement can be unlocked at the same time as, or in the course of, earning its more difficult counterpart
Complete the Campaign on Heroic difficulty.

Campaign Complete: Legendary

View guide to getting this achievementCampaign Complete: LegendaryThis gamer has had their achievements removed from the site

Online/Offline - This achievement can be obtained in either an online or offline modeSingle Player - This achievement can be obtained in single player game modesCooperative - This achievement can be obtained in non-versus game modes where players work togetherMain Storyline - This achievement is gained automatically by progressing through the main game modeDifficulty Specific - This achievement requires play on a certain difficulty level
Complete the Campaign on Legendary to unlock a new Firefight character.

Both Tubes

View guide to getting this achievementBoth TubesThis gamer has had their achievements removed from the site

Online/Offline - This achievement can be obtained in either an online or offline modeSingle Player - This achievement can be obtained in single player game modesCooperative - This achievement can be obtained in non-versus game modes where players work together
Get 10 Rocket kills on Kizingo Boulevard.

Good Samaritan

View guide to getting this achievementGood SamaritanThis gamer has had their achievements removed from the site

Online/Offline - This achievement can be obtained in either an online or offline modeSingle Player - This achievement can be obtained in single player game modesCooperative - This achievement can be obtained in non-versus game modes where players work togetherMissable - This achievement will require starting a new save file if the opportunity to obtain it is missed
Killing things that are new and different is bad, alone or with another ODST.

Naughty Naughty

View guide to getting this achievementNaughty NaughtyThis gamer has had their achievements removed from the site

Online/Offline - This achievement can be obtained in either an online or offline modeSingle Player - This achievement can be obtained in single player game modesCooperative - This achievement can be obtained in non-versus game modes where players work together
Killing things that are new and different is good, alone or with another ODST.

All Ears

View guide to getting this achievementAll EarsThis gamer has had their achievements removed from the site

Online/Offline - This achievement can be obtained in either an online or offline modeSingle Player - This achievement can be obtained in single player game modesCooperative - This achievement can be obtained in non-versus game modes where players work togetherCollectable - This achievement is obtained by exploring the game environment to find a set of unique objects
Find 15 Audio Logs, alone or with another ODST.

Audiophile

View guide to getting this achievementAudiophileThis gamer has had their achievements removed from the site

Online/Offline - This achievement can be obtained in either an online or offline modeSingle Player - This achievement can be obtained in single player game modesCooperative - This achievement can be obtained in non-versus game modes where players work togetherCollectable - This achievement is obtained by exploring the game environment to find a set of unique objects
Find all Audio Logs, alone or with another ODST.

Be Like Marty

View guide to getting this achievementBe Like MartyThis gamer has had their achievements removed from the site

Online/Offline - This achievement can be obtained in either an online or offline modeCooperative - This achievement can be obtained in non-versus game modes where players work together
In Firefight, finish a full round without killing a single enemy.

Firefight: Crater

View guide to getting this achievementFirefight: CraterThis gamer has had their achievements removed from the site

Online/Offline - This achievement can be obtained in either an online or offline modeSingle Player - This achievement can be obtained in single player game modesCooperative - This achievement can be obtained in non-versus game modes where players work together
Score over 200,000 points in Firefight on Crater.

Firefight: Lost Platoon

View guide to getting this achievementFirefight: Lost PlatoonThis gamer has had their achievements removed from the site

Online/Offline - This achievement can be obtained in either an online or offline modeSingle Player - This achievement can be obtained in single player game modesCooperative - This achievement can be obtained in non-versus game modes where players work together
Score over 200,000 points in Firefight on Lost Platoon.

Firefight: Rally Point

View guide to getting this achievementFirefight: Rally PointThis gamer has had their achievements removed from the site

Online/Offline - This achievement can be obtained in either an online or offline modeSingle Player - This achievement can be obtained in single player game modesCooperative - This achievement can be obtained in non-versus game modes where players work together
Score over 200,000 points in Firefight on Rally Point.

Firefight: Security Zone

View guide to getting this achievementFirefight: Security ZoneThis gamer has had their achievements removed from the site

Online/Offline - This achievement can be obtained in either an online or offline modeSingle Player - This achievement can be obtained in single player game modesCooperative - This achievement can be obtained in non-versus game modes where players work together
Score over 200,000 points in Firefight on Security Zone.

Firefight: Alpha Site

View guide to getting this achievementFirefight: Alpha SiteThis gamer has had their achievements removed from the site

Online/Offline - This achievement can be obtained in either an online or offline modeSingle Player - This achievement can be obtained in single player game modesCooperative - This achievement can be obtained in non-versus game modes where players work together
Score over 200,000 points in Firefight on Alpha Site.

Firefight: Windward

View guide to getting this achievementFirefight: WindwardThis gamer has had their achievements removed from the site

1 gamer needs helpOnline/Offline - This achievement can be obtained in either an online or offline modeSingle Player - This achievement can be obtained in single player game modesCooperative - This achievement can be obtained in non-versus game modes where players work together
Score over 200,000 points in Firefight on Windward.

Firefight: Chasm Ten

View guide to getting this achievementFirefight: Chasm TenThis gamer has had their achievements removed from the site

1 gamer needs helpOnline/Offline - This achievement can be obtained in either an online or offline modeSingle Player - This achievement can be obtained in single player game modesCooperative - This achievement can be obtained in non-versus game modes where players work together
Score over 200,000 points in Firefight on Chasm Ten.

Firefight: Last Exit

View guide to getting this achievementFirefight: Last ExitThis gamer has had their achievements removed from the site

1 gamer needs helpOnline/Offline - This achievement can be obtained in either an online or offline modeSingle Player - This achievement can be obtained in single player game modesCooperative - This achievement can be obtained in non-versus game modes where players work together
Score over 200,000 points in Firefight on Last Exit.

Vidmaster Challenge: Classic

View guide to getting this achievementVidmaster Challenge: ClassicThis gamer has had their achievements removed from the site

Online Required - This achievement requires play in online game modesSingle Player - This achievement can be obtained in single player game modesDifficulty Specific - This achievement requires play on a certain difficulty level
Finish any level solo on Legendary, on LIVE, with no shots fired or grenades thrown.

Vidmaster Challenge: Endure

View guide to getting this achievementVidmaster Challenge: EndureThis gamer has had their achievements removed from the site

1 gamer needs helpOnline Required - This achievement requires play in online game modesCooperative - This achievement can be obtained in non-versus game modes where players work togetherDifficulty Specific - This achievement requires play on a certain difficulty level3+ Players Required - This achievement requires more than two people to be participating in order for anyone to obtain it
In Firefight, on any mission, pass the 4th Set on 4-player Heroic LIVE co-op.

Vidmaster Challenge: Déjà Vu

View guide to getting this achievementVidmaster Challenge: Déjà VuThis gamer has had their achievements removed from the site

Online Required - This achievement requires play in online game modesCooperative - This achievement can be obtained in non-versus game modes where players work togetherDifficulty Specific - This achievement requires play on a certain difficulty level3+ Players Required - This achievement requires more than two people to be participating in order for anyone to obtain it
Complete Highway on 4-player Legendary LIVE co-op, with Iron, and no 'Hog or Scorpion.