Kill 50 enemies with the MAG-7
Kill 25 enemies with the Dual Berettas
Kill 25 enemies with the Five-SeveN
Kill 25 enemies with the P250
Complete your first mission in "Jimmy's Vendetta."
Kill three consecutive players using the first bullet of your gun in Arms Race mode
Kill an airborne enemy while you are also airborne
Win five matches in Arms Race Mode on Shoots
Kill 20 enemies who are dominating you
Kill an enemy within three seconds after they recover a dropped bomb
Be the last player alive in a round with five players on your team
Win five matches on Shorttrain
Kill a Counter-Terrorist while he is defusing the bomb
Kill a player who is on gold knife level in Arms Race Mode
Kill an enemy who is on gold knife level with your own knife in Arms Race Mode
Win an Arms Race match without reloading any of your weapons
Kill an enemy whom you are dominating four additional times
Kill an enemy while you are airborne
Dominate three enemies simultaneously
Survive more than 30 seconds with less than ten health in Arms Race or Demolition mode
Kill 250 enemies with headshots
Kill two enemy players with a single bullet
Kill 500 enemies
Dominate ten enemies
Gain a level in the Assault tree during an assault.
Kill an enemy who has killed a player on your friends list in the same round
Be the first player to get a kill in an Arms Race or Demolition match
Win one match in Arms Race or Demolition mode
Kill an enemy with the first bullet after your respawn protection ends in Arms Race mode
Inflict 50,000 total points of damage to enemies
Kill an enemy whom you are already dominating
Kill an enemy just as their respawn protection ends in Arms Race mode
Kill an enemy with an un-zoomed sniper rifle
Kill an enemy who is dominating you
Dominate an enemy
Get kills with five different guns in a single round
Special 2: Defeat the final obstacle between you and your goal.
Special 2: Have some poison poured in your ear.
Special 2: Complete the elevator ride.
Kill five enemy players with headshots in a single round
In Classic mode, kill four enemy players within fifteen seconds
In Classic mode, kill five enemies in a single round
Complete Shrouded Bunker in the Campaign
Complete Mutant Bash TV in the Campaign
Win a Race in the Campaign
Complete a public Road RAGE match
Complete Wasted Garage in the Campaign
Complete Ghost Hideout in the Campaign
As the Spitter, hit every Survivor with a single acid patch.
Kill an enemy with the last bullet in your magazine (excluding sniper rifles and Zeus x27)