Clear Mountain level 6 without grabbing any orbs.

Fall off a cliff 100 times.

Clear a level playing with the secret character.

Paint the whole world with color.

Clear the final Krogma level without dying.

Fall into a pit with the chopper.

Earn an incredible amount of stars. (50%)

Encounter the Old Goblin.

Clear Crystal Cave level 6 without crashing any obstacles on the color rails.

Defeat the Windmill Boss.

Earn a bunch of stars. (20%)

Use windchopper for the first time.