Cheat mode
Press [Esc] before taking off. Type "waterfall", and press [Esc] to enable cheat mode and invincibility. Press one of the following keys to activate the corresponding cheat function.
| Effect | Key |
| Mission skip | Q |
| Double speed | T |
| Disable cheat mode | [F12] |
Extra lives
Enter "TQQQLOM or BQQQAEZ" as a password and select "Start". Enter the password screen again and use "AAAAAAA" as a password to start the first mission with five or ten extra lives.
Expert mode
Enter "HARDCASE" as a password to play the game with decreased armor points.
| Level | Password |
| 2 | CMMKBMMMJ |
| 3 | CMN-BMMMZ |
| 4 | CMBRNMMM5 |
| 5 | CMVBBMMMG |
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