This is a list of all characters from the Art of Fighting series by SNK. Characters are listed in order of appearance by game.
Ryuhaku Todoh (藤堂竜白 Tōdō Ryūhaku) is the first opponent in the arcade mode of Art of Fighting. He is the creator and main teacher of the Todoh fighting style, which derives from Aikido, Kendo and Kobujutsu. Todoh has a long-standing rivalry with disciples of the Kyokugenryu school of karate and considers them a threat to his dojo in terms of profits; and also there is a long-standing personal animosity dating back to a rivalry with the Kyokugenryu karate master Takuma Sakazaki which began when both men were very young.
It was confirmed by his daughter Kasumi that it was Ryo who defeated Todoh, as Ryo wanted to interrogate him to know about who kidnapped Yuri, Todoh went into hiding and according to his wife Mizuho, he's been training for a rematch against Ryo. Because of his disappearance, Kasumi goes on a personal quest to look for her father and gain revenge on Ryo and all Kyokugenryu karate disciples to try to reclaim her family's honor. However, in SNK vs. Capcom: SVC Chaos he makes a short appearance after seeing Kasumi's development. He also appears in The King of Fighters 2000 as a striker from Kasumi named Unknown (アンノウン). He has also been a playable character in Capcom vs SNK 2. He also appears in the game Samurai Shodown II during Gen-an's ending.
Jack Turner (ジャック・ターナー) is a member of Mr. Big's syndicate, and a developer of his own fighting style. One of Mr. Big's highest-ranking subordinates, he devastates anyone who crosses his path. Jack is also the leader of the Southtown gang known as the Neo Black Cats. Humorously, in Jack's ending in AOF2, it was revealed that he wanted to make the gang into a dance group.