Kill an enemy Spy that you have been healing.
Have a dispenser heal 3 teammates at the same time.
Jarate 4 enemy players with a single throw.
Kill a Medic that is ready to deploy an ÜberCharge.
Kill 25 Scouts and Pyros with the Grenade Launcher.
Achieve 5 of the achievements in the Spy pack.
Earn a domination for a Medic who's healing you.
Assist in killing 3 enemies on an enemy control point, in a single life.