Iori Yagami is a character from the SNK Playmore's The King of Fighters video game series that first appeared in The King of Fighters '95 as the leader of the Rivals Team. He is an iconic character of the series, and regularly appears on publicity material and merchandise. Iori is a central character to the series' plot, and the initial enemy and eventual rival of Kyo Kusanagi. He was created specifically to become Kyo's rival as his name and abilities were designed to relate him with the Yamata no Orochi legend.
Source from Wikipeida