The King of Fighters Maximum Impact Regulation A remains a cult classic for fighting game enthusiasts. Although originally released for the Taito Type X2 arcade system and the PlayStation 2, fans have kept the game alive on modern hardware through emulation and specialized PC builds.

If using a monitor with a high refresh rate, ensure "V-Sync" is off in the emulator settings to reduce input lag.

Released in 2007, "Regulation A" is the definitive update to Maximum Impact 2. It is famous for: