Prototype GBA BIOS

No clue where I picked this up, but it's definitely strange. In addition to the changed sound, using this BIOS causes minor graphics corruption in some game

Game Boy Advance / Useful Notes - TV Tropes

K1 GBA SP - The Independent Video Game Community

08, June, 2021

Massive Nintendo Gigaleak Exposes Source Code Of Classic Games And

Dolphin Emulator - mGBA Integration: Introducing the Integrated GBA

Massive Nintendo Gigaleak Surfaces With ROMs, Canceled Games

Emulador Dolphin - mGBA Integration: Introducing the Integrated GBA

Prototype GBA BIOS

Nintendo GameCube Prototype From Space World 2000 Expo is

The Emulation64 Network - NextGen and Retro Emulation News and Support

Prototypes by system/Game Boy Advance - Hidden Palace

Dolphin Emulator - mGBA Integration: Introducing the Integrated GBA

Nintendo Massive Leak #2 : (source code Zelda3, source code Star

New Prototype DS Lite Discovered - The Independent

WiiMednafen - GameBrew