The game includes all the characters from the original version (with the exception of K9999, which has been replaced by a new character, Nameless), it also adds ten new playable characters from The King of Fighters '99, The King of Fighters 2000 and The King of Fighters 2001, as well as the bosses from all the aforementioned games and Omega Rugal, the final boss in the original version of The King of Fighters 2002: Challenge to Ultimate Battle.
The game now has many new features, including all new music, completely redesigned stages, and many more characters.
The King Of Fighters 2002 Unlimited Match is an remake of the original The King of Fighters 2002: Challenge to Ultimate Battle.