New Enemies in Old Levels To replace the same tired enemies you've already faced with slightly fresher baddies, beat the Stage Ten boss. You'll unlock Change Appearance, which changes the enemy types.
Level Select Beat the boss at the end of Stage Nine to acquire the Map Selector, which allows you to choose to go to a Stage you've already beaten.
Super Difficulty Finish the game on Hard to open the Super Difficulty setting
Bonus options Unlock the Extra option by finishing the adventure on any difficulty setting.
Hard Beat the game on Normal to unlock the Hard Difficulty setting.
Arcla Complete the game under the Normal difficulty setting.
