Complete a level without having to use a single Power-up.

Survive to level 9 in Survival mode

Finish the game in Easy Mode

Find 20 treasures

Defeat 20 enemies with the Pistole

Defeat 30 enemies with Mk-NDI grenades

Defeat 50 enemies with hand-to-hand combat

Find ten treasures

Win an online Versus match

Defeat 20 enemies with hand-to-hand combat

Unlock Survival mode

Visit the Insomniac Museum.