X2

Cheats

Invincibility Player 1:
 801E93AE 008C

Invincibility Player 2:
 801E954E 008C

Infinite Lives Player 1:
 801E93A0 0005

Infinite Lives Player 2 (Note 1):
 801E9540 0005

Infinite Mega-Bombs Player 1:
 801EB6BC 0005

Infinite Mega-Bombs Player 2:
 801EBD5C 0005

Note 1: the game will automatically start in two player mode if this code is selected.

Cheats:
To enter these cheats goto options and select password.
267776 8 Credits
220969 start with 9 ships
713948 start level 2
900277 start level 3
213490 start level 4
866141 start level 5
321904 start level 6
196861 start level 7
040186 start level 8
841003 start level 9
216409 start criticus
180771 invulnerable ship
300167 end sequence