Cheat Codes:
Activate the following cheats by entering the corresponding codes at the title screen. Note: These work on both PC and Mac:
CHEAT FUNCTION – CHEAT CODE
invincibility – UP, DOWN, UP, DOWN, LEFT(2), RIGHT(2)
plays a secret chiptune -LEFT, RIGHT, LEFT, RIGHT, LEFT, RIGHT, LEFT, RIGHT,
shows FPS rate on the screen – DOWN(4), LEFT(4), RIGHT(4)
unlocks all the levels – UP(3), DOWN(3), LEFT, RIGHT