Galaxian 3 Cheats - PlayStation
Primary Collection of Cheats
Debug mode
Press [L1], [R2], [R1], [L2], [Up],
[Down], [Up], [Down] when the Namco logo flies
on the screen.
Ghost player
Enter the play record screen and enable that feature.
Start a game and play as far as possible. Then, enter the gunner
battle option and press [Right]x2 to select "Ghost".
Start another game to have your self as a partner.