Obtained a total of 10000 kills in multiplayer
Got 4 kills in 4 seconds or less in multiplayer
Got 30 kills before being killed in multiplayer
Shot down 100 helicopters in multiplayer
Got 500 head shots in multiplayer
Played for 8 hours straight in multiplayer
Hosted 1000 matches
Beat chapter 1 mission 1 in the cooperative campaign
Beat chapter 1 mission 2 in the cooperative campaign
Beat chapter 1 mission 3 in the cooperative campaign
Beat chapter 1 mission 4 in the cooperative campaign
Ranked number 1 on the universal leaderboard
Ranked number 1 on the solo leaderboard
Ranked number 1 on the team leaderboard
Ramirez's position reached
President Ballantine secured
President Ruiz-Pena secured
Rebel outpost neutralized
Chapultepek defenses wiped out
Stolen tanks secured
US President secured
Football's location reached
Rebel HQ access cleared
General Ontiveros captured
Football recovered
Training completed. You're ready for real action.
Completed all primary and secondary objectives in chapter 1
Won 5 Team or Solo matches on each original MP map with at least 5 different gamertags in the room
Won a public player match in all original game types with at least 5 different gamertags in the room
Won 30 co-op matches with at least 6 gamertags in the room
Eliminated an opponent who had the Assassin Achievement
Killed 10 players with gunshots and at least 5 gamertags in the room without reloading or dying