NOTE: This cheat list is modified from the Saturn version.
How you enter the cheats depends on how your keyboard is
configured. Press F6 to see your current keyboard configuration.
Enter all the following codes at the difficulty menu screen:
= Up, Zoom1, Right, Zoom2, Down, Zoom3, Left, Zoom2, Up, Zoom1
= Up, Up, Down, Down, Left, Right, Left, Right, Zoom1, Zoom2, Zoom3
= Turn Left, Turn Left, Turn Right, Turn Right, Up, Down, Left,
Right (It should display "Invincible Mode" after you've typed it.
NOTE: the Turn Left key isn't the same as the Move Left key. If
you can't make it work, try configuring the Turn Left key to "Q"
and Turn Right key to "E." Then type Q, Q, E, E, Up, Down, Left,
Right and it should be okay.)
At the main menu, type: Z, C, Z, C, UP, DOWN, UP, DOWN, LEFT, RIGHT
for fast game.
During gameplay, type: press UP, A, RIGHT, A, DOWN, A, LEFT, A, UP, S, D
to play without the dragon.