Capcom vs SNK: Millennium Fight 2001 is an unlicensed fighting game for the Game Boy Color, derived from Capcom vs SNK: Millennium Fight 2000. The game is thought to reflect efforts similar to those in the Game Boy Color port of Street Heroes, with Ei-How Yang potentially serving as the main programmer. Speculation regarding Makon Soft's involvement remains unverified.
Capcom vs SNK: Millennium Fight 2001 is an unlicensed port of Capcom vs. SNK: Millennium Fight 2000. Presumably based on the work done on the Game Boy Color port of Street Heroes, there are possibilities that Ei-How Yang was the main programmer of this game as well, despite unproven and incorrect assumptions of Makon Soft being involved.