Complete each achievement to get the allotted gamerscore.
Unlockable How to Unlock Ability First Kill (5) perform a kill using your ability for the first time in challenge mode Ability Master (10) Perform 10 frags in a row with only your abilities in challenge mode All Rewards Unlocked (30) Unlock all rewards ArenaMaster (20) Perform 5 kills without being killed in a ranked match Bishop Campaign Completed (20) Complete all challenges in the Bishop Campaign BlackOp Campaign Completed (20) Complete all challenges in the BlackOp Campaign Challenges Master (10) Win Death Match without being killed in a challenge First Blood (5) Try to be the first one that kills an enemy in challenge mode Guardian Campaign Completed (20) Complete all challenges in the Guardian Campaign Marathon (35) Score 1,000,000 points Slayer (20) Get 100 kills in Xbox LIVE ranked match Tutorials Completed (5) Complete the tutorial for each character
Contributed By: Guard Master.
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