Kill Ghom.

Kill Belial.

Socket a gem in an item.

Recruit the Templar, Scoundrel, and Enchantress.

Kill the Butcher.

You've farted on animals 25 times.

You defeated Princess Kenny while looking like David Hasselhoff.

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

You've farted on every buddy in the game.

You have collected half of the available costume sets.

You opened all of the garages in South Park.

You defeated the Grand Wizard Cartman in battle.