Some arcade hardware is totally custom and only runs one game. Some chips are unique and only appear on one board. MAME's mission is clear, however SNK is a big

Some arcade hardware is totally custom and only runs one game. Some chips are unique and only appear on one board. MAME's mission is clear, however SNK is a big enough name, along with Samurai Shodown and Fatal Fury, that the HNG64 was always going to get attention.