GameHacking.org | Marble Madness (USA, Europe)

Languages	Size	CRC32	Region	Serial
English	256K	B9725E66	USA, Europe	DMG-MB-USA, DMG-MB-NOE

99 seconds for level 1 by Galoob Game Genie 638-5EC-19A
99 seconds for level 2 by Galoob Game Genie 638-5FC-E6F
99 seconds for level 3 by Galoob Game Genie 638-60C-4CA
99 seconds for level 4 by Galoob Game Genie 638-61C-6EE
Continue from last level reached by Galoob Game Genie FA0-65C-4C1
Infinite time by Galoob Game Genie 00A-A8C-3BE
Infinite Time by Sage GameShark 01051DDA
Infinite Time (Alternative) by gameboyrockscodes GameShark 01091EDA
Max Score by gameboyrockscodes GameShark 01090DDA 01090EDA 01090FDA 010910DA 010911DA 010912DA
Stage Modifier by gameboyrockscodes GameShark 01??C6CB
Unendlich Zeit by UL1 Xploder $0D27E835 $0D21BF35