Float Like a Butterfly - Kill 10 attackers immediately after escaping from their melee

Complete any one stunt from the stunt list.

Good guys feed the needy.

Defeat an enemy by throwing an object at him while he’s already down.

Complete story mission 1.

Complete a level online with 3 other players who are not on your friends list

Defeat 10 enemies with War Hammer.

Clear Mission 10.

Clear Mission 9.

Gain experience level 10.

Clear Mission 8.

Kill 50 enemies with the Vac-U 4000.

Clear Mission 6.