Kill 50 enemies with fire (Campaign only).

Perform a takedown from a Buzzer (Campaign only).

Learn all skills (Campaign only).

Kill 30 enemies with Mortar rounds (Campaign only).

In the Main Campaign, killed 20 enemies using Possessed machines.

Completed the mission "To Arms".

You own all the weapons and costumes available in the game.

You've farted on every buddy in the game.

You've farted on a dog while in gnome form.

You shat your pants during a boss battle.

You defeated 20 enemies using Cartman's Ass.

You've farted on animals 25 times.

You farted on 10 enemies in the world that were knocked out.