A Gecko Code is a code that acts essentially like a Game Genie or Action Replay code, which has an affect on GameCube or Wii games across a large variety of purposes. This page is serves as a Centralized Archive to store the various Gecko Codes that community members have written to alter various facets of the game for competitive, aesthetic, quality-of-life, or game-play purposes.

It should be noted that these codes may or may not cause Desyncs when playing Online. Use with Caution!!

The Format of Gecko Codes is as follows:

 $Example Code Name [Author 1, Author 2, etc.]
 *Description of the code's purpose
 01234567 89ABCDEF
 ...
 01234567 89ABCDEF

For a tutorial on how to use Gecko Codes,visit this YouTube video

Collision Bubble Visualization Codes (Hitbox/Hurtbox/Sheildbox)

$Hitboxes Always On [UnclePunch]
*Activates Display of Collision Bubbles and Character Models
C2068C6C 00000002
38600003 987F21FC
60000000 00000000

$Display Ungrabbable Hurtboxes [UnclePunch]
*Ungrabbable Hurtboxes will be Purple, Grabbable Hurtboxes are Yellow
C200A284 00000006
2C060000 40820024
801C0048 2C000000
40820018 4800000D
7C6802A6 48000010
4E800021 AB27FF80
80630000 00000000
0406AE00 60000000

$Hitbox Color Darkens Based On Damage [UnclePunch]
*The More Damage a Particular Frame of a Hitbox incurs, the Darker the Shade of Red that Hitbox will Appear
C2009FA4 00000010
C0A3000C 48000069
7CA802A6 C0C50000
C0E50004 C1050008
FC054040 4180000C
38C00000 48000038
FC053840 4181000C
C1050000 4800001C
ED083828 ECA53828
ECE73828 ED064024
ED050232 ED064028
FCA0401E D8A1FFF4
80C1FFF8 38AD8000
98C50001 98C50002
48000014 4E800021
43580000 40A00000
41900000 00000000

$Colored Hitbox IDs [UnclePunch,NeilHarbin0]
*Hitboxes will display as a certain color depending on the Hitbox ID
*ID 0 = Red, ID 1 = Green, ID 2 = Blue, ID 3 = Purple
C2009FA4 00000007
4800001D 7CA802A6
1CD90004 7CC5302E
38AD8000 90C50000
48000018 4E800021
FF313180 7CFC0080
00FFFF80 9600FF80
60000000 00000000

$Reverse Hitbox Draw Order [UnclePunch]
*0,1,2,3 becomes 3,2,1,0. This causes hitboxes to be drawn so that priority is intuitive (highest priority shown on top).
04080600 3b200003
04080628 3B39FFFF
0408062c 2C190000
04080630 3B5AFEC8
04080634 4080FFD8

$Hitbox Displays Do Not Interpolate (1.02) [Magus]
*Hitbox Displays do not Interpolate from one frame to the next, turning off the "smearing" effect in the Display. 
*Hitboxes still Interpolate in practice.
0400A008 80E3004C
0400A00C 80030050
0400A018 80030054

$Hide Character's GFX When Collision Bubbles Enabled [UnclePunch]
C205FE30 00000008
2C040000 41820030
A1040000 2C080004
40820024 8104002C
890821FC 550807BD
41820014 3D808006
618C1D40 7D8903A6
4E800420 3B830000
60000000 00000000

$Disable Vulnerable Hurtbox Display (1.02) [Achilles]
*Character Models still enabled
*hitboxes, invulnerable, & intangible hurtboxes display is still enabled
*Intangibility granted by specific attacks Do Not Display
*Shieldboxes still enabled
040806F0 38000000

$Disable Intagible & Invulnerable Hurtbox Display
*Character Models still enabled
*hitboxes, vulnerable hurtboxes display is still enabled
*Intangibility granted by specific attacks still display
*Shieldboxes still enabled
04080764 38000000

$Disable Hitbox Displays
*Character Models still enabled
*invulnerable & intangible hurtboxes, vulnerable hurtboxes display is still enabled
*Shieldboxes still enabled
04009f54 4e800020

$Always Display Hitboxes Only [Altimor]
*Character Models still enabled
*All Hurtboxes Disabled
*Shieldboxes disabled
040805FC 60000000
04080638 480001D4