There are 12 achievements worth a total of 200 points
Try to be the first one that kills an enemy in challenge mode
Win Death Match without being killed in a challenge
perform a kill using your ability for the first time in challenge mode
Perform 10 frags in a row with only your abilities in challenge mode
Perform 5 kills without being killed in a ranked match
Complete all challenges in the BlackOp Campaign
Complete the tutorial for each character
Complete all challenges in the Guardian Campaign
Complete all challenges in the Bishop Campaign
Get 100 kills in Xbox LIVE ranked match
Unlock all rewards
Score 1,000,000 points