Boss Select
At the BOSSES GALORE screen, press X five times, Y seven times, and Z five times. You should see the name Bob on the screen. Now you battle any boss in the game by pressing by pressing UP or DOWN.

Extra Lives
Pity your cats, as they have only 9 lives, but you'll have 999 with this trick. At the title screen, press Right, Up, Left, Down, Right, Down, Right, Up, Left, Down, Right, Down.

Hidden Movie
After you finish the Bosses Galore with a ranking of expert or master, go to the movies menu. Movie number 16 will no longer have a ??? on it.

Mini-Games
At the BOSSES GALORE screen, press Up, Up, Right, Right, Down, Down, Left, Left, X, Y, Z.

Shortcut & Giant Key
In the 2nd stage of the Clocktower level, after the big fall, you should see a block with a card. Pull the block away and jump through the pipe. In the next part, keep up with Prunchau and a giant key will fall from the sky and increase the life bar to five gears and Tongara's key will be golden. Don't go into the box next to Tongara; pull a block out and jump on it. Next push another block through the wall and you will see a rocket. Lift the rocket and you will be transported to the boss.

Unlimited Continues
At the title screen, press Right, Up, Left, Up, Right, Up, Down, Up, Left, Up, Left, Up.

View Ending
At the title screen, press Right, Up, Left, Up, Down, Up, Right, Left, Up, Right, Left, Down.