Marvel vs. Capcom 2 (MvC2) is technically listed in the (Multiple Arcade Machine Emulator) database, it is widely considered unplayable
MAME emulates the NAOMI perfectly today. However, the "cartridge" for MvC2 is massive (over 500MB). To save space and maintain data integrity, the MAME team uses the (Compressed Hunks of Data). Without the CHD, MAME will load the BIOS, see a missing drive, and crash. Marvel Vs Capcom 2 Chd Download Mame
You put the CHD in the wrong folder. Fix: Create a folder named mvsc2 inside roms . Put the .chd inside that folder. Not in a sub-sub-folder. Not renamed. Marvel vs
If you enjoy a game, consider buying it or supporting its creators in other ways. This encourages more classic games to be preserved and made available. MAME will load the BIOS