| All Ears (30) | Find 15 Audio Logs, alone or with another ODST |
| Audiophile (75) | Find all Audio Logs, alone or with another ODST |
| Be Like Marty (10) | In Firefight, finish a full round without killing a single enemy |
| Boom, Headshot (5) | Get 10 automag headshot kills in any level |
| Both Tubes (5) | Get 10 Rocket kills on Kizingo Boulevard |
| Campaign Complete: Heroic (100) | Complete the Campaign on Heroic difficulty |
| Campaign Complete: Legendary (100) | Complete the Campaign on Legendary to unlock a new Firefight character |
| Campaign Complete: Normal (100) | Complete the Campaign on Normal difficulty |
| Coastal Highway (50) | Complete Coastal Highway on Normal, Heroic, or Legendary to unlock a new Firefight mission |
| Dark Times (5) | Kill 5 enemies while using VISR mode |
| Data Hive (50) | Complete Data Hive on Normal, Heroic, or Legendary to unlock a new Firefight mission |
| Dome Inspector (5) | Get 15 headshot kills on NMPD HQ |
| Ewww, Sticky (5) | Get 5 sticky grenade kills in any level |
| Firefight: Alpha Site (10) | Score over 200,000 points in Firefight on Alpha Site |
| Firefight: Chasm Ten (10) | Score over 200,000 points in Firefight on Chasm Ten |
| Firefight: Crater (10) | Score over 200,000 points in Firefight on Crater |
| Firefight: Last Exit (10) | Score over 200,000 points in Firefight on Last Exit |
| Firefight: Lost Platoon (10) | Score over 200,000 points in Firefight on Lost Platoon |
| Firefight: Rally Point (10) | Score over 200,000 points in Firefight on Rally Point |
| Firefight: Security Zone (10) | Score over 200,000 points in Firefight on Security Zone |
| Firefight: Windward (10) | Score over 200,000 points in Firefight on Windward |
| Good Samaritan (20) | Killing things that are new and different is bad, alone or with another ODST |
| Gumshoe (10) | Find the 3rd clue unraveling the mystery, alone or with another ODST |
| Headcase (5) | Finish any level with at least one Skull activated |
| Heal Up (5) | Find the first Medical Kiosk and heal yourself |
| I Like Fire (5) | Kill 10 enemies with the Flamethrower on Data Hive |
| Junior Detective (10) | Find the first clue unraveling the mystery |
| Kikowani Station (30) | Complete Kikowani Station on Normal, Heroic, or Legendary |
| Kizingo Boulevard (30) | Complete Kizingo Blvd. on Normal, Heroic, or Legendary to unlock a new Firefight character |
| Laser Blaster (5) | Get 10 Spartan Laser kills on ONI Alpha Site |
| Listener (5) | Find the first Audio Log |
| My Clothes! (5) | Plasma Pistol Overcharge and quickly kill 10 Brutes |
| Naughty Naughty (5) | Killing things that are new and different is good, alone or with another ODST |
| NMPD HQ (30) | Complete NMPD HQ on Normal, Heroic, or Legendary to unlock a new Firefight character |
| ONI Alpha Site (30) | Complete ONI Alpha Site on Normal, Heroic, or Legendary to unlock a new Firefight mission |
| Pink and Deadly (5) | Get 10 Needler supercombine kills on any covenant |
| Stunning! (5) | Stun a vehicle with an overcharged plasma pistol and quickly kill the driver |
| Super Sleuth (10) | Find the final clue unraveling the mystery, alone or with another ODST |
| Tayari Plaza (30) | Complete Tayari Plaza on Normal, Heroic, or Legendary to unlock a new Firefight character |
| Tourist (5) | Access and download the city map to your VISR |
| Trading Down (5) | Trade weapons with a fellow character |
| Tuned In (15) | Find 3 Audio Logs, alone or with another ODST |
| Uplift Reserve (30) | Complete Uplift Reserve on Normal, Heroic, or Legendary to unlock a new Firefight character |
| Vidmaster Challenge Classic (25) | Finish any level solo on Legendary, on LIVE, with no shots fired or grenades thrown |
| Vidmaster Challenge De'ja` Vu (25) | Complete Highway on 4-player Legendary LIVE co-op, with Iron, and no 'Hog or Scorpion |
| Vidmaster Challenge Endure (25) | In Firefight, on any mission, pass the 4th Set on 4-player Heroic LIVE co-op |
| Wraith Killer (5) | Kill all Wraiths in Uplift Reserve |
Lords of Legend RPG 
