It is based on hundreds of corner case hardware tests, as well as previous documentation and reverse engineering efforts. Gambatte is an accuracy-focused, cross-platform Game Boy Color emulator. BGB has perfect compatibility, especially with GBC roms, including latest Color games. Moreover, it has savestates support and output sound to WAV file. It can load zipped roms, make screenshots and use GameGenie and GameShark codes. BGB has perfect sound and joystick support. One of the best GameBoy/GameBoy Color emulator for Windows.