Bounce back and forth an object 5 times

Launch an enemy through the top of the screen

In a 4 player match clear all enemies and taunt

Break 200 glasses

Hit 3 players with an explosion

Win a match without moving sideways

Press a useless button in a joystick during a match

Pause a local cooperative match

Break a glass with an object and hit a player on the other side

Beat arcade mode

Beat all arcade time challenges

Beat all arcade levels without losing a life

Unlock all characters