Press [Ctrl] + [Shift] + C during game play to enable cheat mode. Then, press one of the following keys to activate the corresponding cheat function.

Effect Code
Slow balls frame-rate down Hold M
Slow balls frame-rate down more Hold Z
Stop the ball X
Blow up a line of blocks (no points) [F9]
Good and bad bonuses [F8]
Control ball movement Hold X and press cursor keys