You lost a game. It happens.

Kill someone.

Played ten cards.

Activate an ability while in the round.

Play a card.

Get a kill while off the ground

Get your first Kill

Get 10 kills through solid walls, and make everyone think you're cheating.

Get 25 kills in any mode

Get 10 kills in any mode

Get a kill through a solid wall.

Kill the Clown and finish Level 4

Kill the Ogre and finish Level 2