Team Fortress 2 achievements

Get 3 kills within 6 seconds using the Demoman charge.

Do 1 million points of total blast damage.

Rack up 5000 kills with your sentry guns.

Collect enough casualties to get the max clip for the Air Strike.

Play in a game with 5 or more players from your Friends list.

Win a round in which the enemy team has attempted to capture your final control point.

Kill a tank before it crashes through the barrier in Rottenburg.

Kill 6 enemies carrying the Australium during the same round.

Push a player into the rocket's exhaust path at the end of the round.

Destroy 50 enemy stickybombs lying in range of friendly buildings.

Win a round in which the enemy team has attempted to capture your final control point.

As a Sniper, kill 4 enemies simultaneously.