no idea as I have no GC games
heres the WiiKey specs (oh theres a new Wiikey update out soon with better import support apparently)
* Direct boot of wii backups
* Direct boot of GC backups
* Direct boot of homebrew in GC mode
* Supports all currently available console/drive versions
* Supports D2B chipsets
* Sophisticated (true) update mechanism via DVD (future proof, expect cool features to come)
* Direct boot of different NTSC region Wii games/backups on US and JAP consoles
* Partial support for NTSC region Wii games/backups on PAL consoles
* Boots different region GC games/backups (partially without swapping)
* Supports multi-disc games for BOTH Wii and Gamecube
* Supports DVD-R / true DVD+R and +RW support (no bitsetting required!)
* Improved readsettings for recordable media
* Built-in audio fix
* Supports fullsize 4GB discs for gamecube homebrew
* Stealth mode
* 512 byte EEPROM to store configuration
* Quicksolder interface - no wires required
* Unique disc backup application via sdcard
* Compact design, best quality components, rock solid high speed controller
* Professional ESD packing
* Recovery mode - Can recover from a bad flash
heres the WiiKey specs (oh theres a new Wiikey update out soon with better import support apparently)
* Direct boot of wii backups
* Direct boot of GC backups
* Direct boot of homebrew in GC mode
* Supports all currently available console/drive versions
* Supports D2B chipsets
* Sophisticated (true) update mechanism via DVD (future proof, expect cool features to come)
* Direct boot of different NTSC region Wii games/backups on US and JAP consoles
* Partial support for NTSC region Wii games/backups on PAL consoles
* Boots different region GC games/backups (partially without swapping)
* Supports multi-disc games for BOTH Wii and Gamecube
* Supports DVD-R / true DVD+R and +RW support (no bitsetting required!)
* Improved readsettings for recordable media
* Built-in audio fix
* Supports fullsize 4GB discs for gamecube homebrew
* Stealth mode
* 512 byte EEPROM to store configuration
* Quicksolder interface - no wires required
* Unique disc backup application via sdcard
* Compact design, best quality components, rock solid high speed controller
* Professional ESD packing
* Recovery mode - Can recover from a bad flash