Kill the Mad Man in Nightmare mode.
Kill 100 enemies.
Prevent Master Muck from taking any damage in one of the escort levels.
Jump on the shoulders of a teammate without scrolling over a meter and do a full level on piggyback.
Reach experience Level 15.
Win a multiplayer mission (local or online).
Wear all the hats, helmets and masks.
Bring back to life 1 Orc warrior killed in combat.
Complete a level without taking any damage.
Hit 1000 enemies without being touched by them.
Kill 1000 enemies.
Collect all the Black Stones.
Collect 300 coins in one combat level.
Kill the Mad Man.
