Obtain a score multiplier of 100.
Score 1,000,000 in a bonus level.
Unlock all extras.
Use shield with less than 25% health.
Finish the game and get the good ending.
Complete a level with 100% accuracy.
Finish the game and get the evil ending.
Defeat the Spider Boss.
Destroy the Transport Boss.
Defeat the Ant Lion.
Defeat the UFO Boss.
Fully upgrade your shield or blast attack.
Defeat the Rat Boss.
Defeat the Crocodile Boss.
Complete 20 challenges.
Defeat the Trailersaurus Boss.
Complete 10 challenges.
Complete any level taking no damage.
Play a co-op game.
Aquire all badges on 2 levels.
Aquire all badges on 4 levels.
Aquire all badges on all levels.
Aquire all badges on Hard difficulty.
Aquire all badges on Thrasher difficulty.
Find all the Rob Zombie pieces.
Defeat Rob Zombie.