Complete Your First Local Multiplayer Game
Unlocked: 12 Aug 2012 21:40:21
Get To Rank 20
Unlocked: 30 Aug 2011 00:43:11
Kill All Other Players With The Singularity Bomb in a 4 Player Xbox LIVE Game
Unlocked: 29 Aug 2011 23:25:14
Kill 5 Opponents in a Row Without Dying in an Xbox LIVE Multiplayer Game
Unlocked: 29 Aug 2011 23:24:44
Gain a Gold Star in All Training Missions
Unlocked: 27 Aug 2011 05:11:32
Unlock All of the Training Missions
Unlocked: 27 Aug 2011 03:58:39
Get To Rank 10
Unlocked: 25 Aug 2011 22:35:58
Win an Xbox LIVE Game
Unlocked: 24 Aug 2011 22:16:28
Earn a Gold Star in a Survival Training Mission Without Using Any Weapons
Unlocked: 24 Aug 2011 21:52:08
Scrap Metal
10Get a Quad Kill in the Training Missions
Unlocked: 24 Aug 2011 21:44:18
Gain Your First Rank
Unlocked: 24 Aug 2011 20:55:00
Bling
20Gain a Gold Badge in 5 Player Awards
Earn at least a Bronze Star in all the Armageddon Pack Training Missions
Rampage
15Destroy 35 Enemies in the Frostbite Training Mission
Earn at least a Bronze Star in all the Origins Pack Training Missions
Tormentor
15In Race Mode, Kill a Player 3 Times When They're on Their Last Lap