Arcade games frequently had multiple revisions, regional releases (US, Japan, Europe), or bootleg versions. MAME handles these via a parent-clone relationship (e.g., Pac-Man is a clone of the parent game Puck Man ).
The industry-standard tool for auditing and rebuilding arcade sets. By loading a MAME 0.078 DAT file (data profile), ClrMamePro can scan your mismatched ROMs and rebuild them into a perfect MAME 2003 Reference Set. MAME 2003 Reference Set - MAME 0.078 ROMs- CHDs...
The is a specific snapshot of arcade game data derived from version 0.078 of the Multiple Arcade Machine Emulator (MAME). Released in late 2003, this version has become one of the most significant and enduring releases in emulation history. Arcade games frequently had multiple revisions