Clear at least 3 levels with all 3 controller types
Defeat 100 enemies using the Fire Boots
Get 10 enemies within the same bubble
Have all 4 power-ups at the same time
???
Crush 10 skulls without touching the ground
Clear the first level
Get all medals in any level
Clear each level collecting less than 20 points
Get 100% of all medals
Complete the game on Hard difficulty
Clear all levels using a guitar
