Gunners HeavenTo use the following codes, you must watch the entire introduction. When the title screen appears, press and hold L1 + L2 + R1 + R2 on controller 1, then press Select. The "Push Start" message will change to "Secret Code" with two letters behind it. The letter at the left can be changed by pressing Up or Down, and the other can be changed by press Triangle and X. Below is a list of all the 2 letter codes:
Effect
|
Code
|
Stage 2
|
MA
|
Stage 3
|
UT
|
Stage 4
|
RH
|
Stage 5
|
MK
|
Stage 6
|
HT
|
Make character smaller
|
CM
|
Make character huge
|
QB
|
Put up smaller windows on the screen by pressing any button on controller 2
|
MV
|
Start with 9 bombs
|
YI
|
Axel/Ruka turn into one-hit wonders
|
TY
|
Weapon power-up time starts with 999 seconds
|
SS
|
Debug Mode
Set secret code to MA, press Select, then change code to SV and press Start. Enter the following codes using controller 2.
Code
|
Effect
|
Up
|
Boosts weapon power to max
|
Down
|
Voice Mode On/Off
|
Left
|
Gunlock type change
|
Right
|
Skips Area
|
Triangle
|
Invincibility On/Off
|
Circle
|
Increases number of bombs
|
Square
|
Switches selected weapon type from Axel Ruka
|
X
|
Increases weapon power up time in 30-second increments
|
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Gunnm: Martian Memory-----------------------------------------------------------------
GunshipInvulnerable
After receiving your mission orders, start the game and at the loading screen, hold L1 + R1 + L2 + R2. If done correctly, Cheat will appear in the corner.
Unlimited Ammo
At the Loading screen, hold L1 + L2 + R1 + X. If done correctly, Cheat will appear in the corner.
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Guntu Western Front June, 1994Level Select
You must get into the Top Ten Hall of Fame, and then enter your name as "GUNTU". You can now access any stage at the map.
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Guybrave 2Omake Mode Mini Games
Beat Mission 5 in less than five minutes. Then, return to the Title screen to access a new Omake mode that contains a mini-game. Beat Mission 9 in less than five minutes to unlock a second mini-game in Omake mode.A third mini-game is unlocked by beating Missions 8, 10, and 11