Xbox 360 Action45 out of 76
Complete the "Arctic Recon" Special Ops mission on any difficulty.
Xbox 360 Action28 out of 69
Score 15,000 points in Score Attack Firefight Matchmaking.
Xbox 360 Action17 out of 43
The Kloosterdreef Incident
Battle through the streets of Eindhoven with the 506th.
Xbox 360 Action34 out of 44
Continue playing to unlock this secret achievement.
Xbox 360 Action16 out of 44
Birth of a Spartan
Complete every level of the game on Normal difficulty.
Xbox 360 Action45 out of 50
Win a race against thieves!
Xbox 360 Driving47 out of 50
During an event perform a combo of at least 250,000 points.
Xbox 360 Action38 out of 60
I might be late
Kill all enemies during the sprint to the jumpship
Xbox 36062 out of 62
Survive all five waves in the battle for Object Rho
Xbox 360 Action9 out of 47
I Like the Sound it Makes
Kill 150 terrorists with a Shotgun.
Xbox 36026 out of 49
Long Service Medal
Complete 2 Mass Effect Playthroughs on any setting
Xbox 360 Action20 out of 65
Reach a balance of 500,000.
Xbox 360 Action33 out of 37
Your Show Sucks
Destroy all the TVs showing Al-Asad's speech
Xbox 360 Action42 out of 82
Welcome To Zeta
Completed "RAAM's Shadow" in Standard Campaign.