Complete the tutorial.
Plant the bomb in Search & Destroy.
Defuse the bomb using the keypad.
Defuse the bomb using the clippers.
Survive 5 rounds in Zombies Mode.
Complete the killhouse with a perfect score 5 times.
Backblast a player.
Knock off 100 helmets with headshots.
Win a round as innocent in TTT.
Win a round as traitor in TTT.
Get 25 grenade kills.
Destroy 5 tanks.
Kill a player with a grenade after dying.
Kill 10 chickens.
Kill 100 bots.
Kill 1000 players online.
Win as the monster in The Hide.
Win as the soldier in The Hide.
Kill 10 soldiers as the monster in The Hide.
Kill the monster in The Hide.
Win in King of the Hill.
Kill 1000 Zombies.