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