- Tayari Plaza
Complete Tayari Plaza on Normal, Heroic, or Legendary to unlock a new Firefight character.
- Uplift Reserve
Complete Uplift Reserve on Normal, Heroic, or Legendary to unlock a new Firefight character.
- Kizingo Boulevard
Complete Kizingo Blvd. on Normal, Heroic, or Legendary to unlock a new Firefight character.
- ONI Alpha Site
Complete ONI Alpha Site on Normal, Heroic, or Legendary to unlock a new Firefight mission.
- NMPD HQ
Complete NMPD HQ on Normal, Heroic, or Legendary to unlock a new Firefight character.
- Kikowani Station
Complete Kikowani Station on Normal, Heroic, or Legendary.
- Data Hive
Complete Data Hive on Normal, Heroic, or Legendary to unlock a new Firefight mission.
- Coastal Highway
Complete Coastal Highway on Normal, Heroic, or Legendary to unlock a new Firefight mission.
- Campaign Complete: Normal
Complete the Campaign on Normal difficulty.
- Campaign Complete: Heroic
Complete the Campaign on Heroic difficulty.
- Campaign Complete: Legendary
Complete the Campaign on Legendary to unlock a new Firefight character.
- Junior Detective
Find the first clue unraveling the mystery.
- Gumshoe
Find the 3rd clue unraveling the mystery.
- Super Sleuth
Find the final clue unraveling the mystery.
- Wraith Killer
Kill all Wraiths in Uplift Reserve.
- Both Tubes
Get 10 Rocket kills on Kizingo Boulevard.
- Laser Blaster
Get 10 Spartan Laser kills on ONI Alpha Site.
- Dome Inspector
Get 15 headshot kills on NMPD HQ.
- I Like Fire
Kill 10 enemies with the Flamethrower on Data Hive.
- Good Samaritan
Killing things that are new and different is bad.
- Naughty Naughty
Killing things that are new and different is good!
- Listener
Find the first Audio Log.
- Tuned In
Find 3 Audio Logs.
- All Ears
Find 15 Audio Logs.
- Audiophile
Find all Audio Logs.
- Be Like Marty
In Firefight, finish a full round without killing a single enemy.
- Firefight: Crater
Score over 200,000 points in Firefight on Crater.
- Firefight: Lost Platoon
Score over 200,000 points in Firefight on Lost Platoon.
- Firefight: Rally Point
Score over 200,000 points in Firefight on Rally Point.
- Firefight: Security Zone
Score over 200,000 points in Firefight on Security Zone.
- Firefight: Alpha Site
Score over 200,000 points in Firefight on Alpha Site.
- Firefight: Windward
Score over 200,000 points in Firefight on Windward.
- Firefight: Chasm Ten
Score over 200,000 points in Firefight on Chasm Ten.
- Firefight: Last Exit
Score over 200,000 points in Firefight on Last Exit.
- Vidmaster Challenge: Classic
Finish any level solo on Legendary, on LIVE, with no shots fired or grenades thrown.
- Vidmaster Challenge: Endure
In Firefight, on any mission, pass the 4th Set on 4-player Heroic LIVE co-op.
- Vidmaster Challenge: Déjà Vu
Complete Highway on 4-player Legendary LIVE co-op, with Iron, and no 'Hog or Scorpion.