Game Boy
Batman - Return of the Joker (USA, Europe) Batman - Return of the Joker (USA, Europe) Batman - Return of the Joker (U) [!] Batman - Return of the Joker (1992)(Sunsoft)(US)
Languages Size CRC32 Region Serial
English 128K 5124BBEC USA, Europe DMG-B5-USA, DMG-B5-ESP
by nolberto82
Game Genie 
006-B5D-5DB
006-ACD-3BF
by nolberto82
Game Genie 
18F-4BE-4CA
C30-03D-C41
00A-34E-6E2
by nolberto82
Game Genie 
002-77F-3B9
FA2-3BF-D5D