The tenth game of [[SNK]]'s [[The King of Fighters]] series and the first to be produced by the newly resurrected SNK Playmore. This game now adds the Tag In-Tag Out system, and the introduction of the [[Ash Crimson]] arc.

h4. Characters

h5. Ash Team

* Ash Crimson
* [[Shen Woo]]
* [[Duo Lon]]

h5. K' Team

* [[K' (kof)|]]
* [[Maxima]]
* [[Whip (KoF)|Whip]]

h5. Team Japan

* [[Nikaidou Benimaru]]
* [[Yabuki Shingo]]
* [[Daimon Gorou|Daimon Goro]]

h5. [[Fatal Fury]] Team

* [[Terry Bogard]]
* [[Griffon Mask]]
* [[Joe Higashi]]

h5. [[Ryuuko no Ken|Art of Fighting]] Team

* [[Ryou Sakazaki|Ryo Sakazaki]]
* [[Robert Garcia]]
* [[Yuri Sakazaki]]

h5. [[Ikari (game)|Ikari Warriors]] Team

* [[Leona Heidern]]
* [[Ralf Jones]]
* [[Clark Still]]

h5. High School Girls Team

* [[Asamiya Athena]]
* [[Shijou Hinako]]
* [[Malin (kof)|]]

h5. Women Fighters Team

* [[King (SNK)|King]]
* [[Shiranui Mai]]
* [[Blue Mary]]

h5. Team Korea

* [[Kim Kaphwan]]
* [[Chang Koehan]]
* [[Jhun Hoon]]

h5. Outlaw Team

* [[Yamazaki Ryuuji|Yamazaki Ryuji]]
* [[Billy Kane]]
* [[Gato (snk)|]]

h5. Solo Entry

* [[Kusanagi Kyou|Kusanagi Kyo]]
* [[Yagami Iori]]

h5. Mid-boss

* [[Kusanagi (clone)|Kusanagi]]

h5. Bad End Boss

* [[Adelheid Bernstein]]

h5. Good End Boss

* [[Kagura Chizuru]] and [[Kagura Maki|Maki]]
* [[Mukai (KoF)|Mukai]]
the king of fighters 2003