Kill 10 Heavies with The K.G.B.

Work with a friendly Medic to kill an enemy Heavy & Medic pair.

Kill 10 enemies in mid-air with the minigun.

Kill 50 Scouts using Natascha.

Kill an enemy with your shotgun while you're out of minigun ammo.

Kill an enemy with a taunt.

Kill 50 enemies while both you and your victim are underwater.

Kill 5 enemies without spinning down your gun.

Get 50 caps on payload maps.

Get ÜberCharged 50 times.

Help 5 teammates get revenge on their nemeses.

Kill 20 enemies while being recharged by a dispenser.

Survive a direct hit from a critical rocket.

In a single life, get shot, burned, bludgeoned, and receive explosive damage.

Kill an enemy in the first 5 seconds after you exit a teleporter.

Kill or assist in killing 10 cloaked Spies.

Kill 79 enemies who have Balloonicorn pets.

Kill a charging Demoman.

Get five revenge kills.

Achieve 7 of the achievements in the Doomsday pack.

Kill an enemy who has damaged the Australium carrier in the last 3 seconds.

Kill an enemy within the broken crate area while they attempt to pick up the neutral Australium.

Kill 6 enemies carrying the Australium during the same round.

Kill 3 players riding the elevator within 10 seconds.