Orochi Iori, The King of Fighters Wiki

Orochi Iori, also named as Wild Iori, is Iori Yagami during the Riot of the Blood. He was first seen in The King of Fighters '96 in Iori's ending where he kills Mature and Vice. His first appearance as a fighting game character was in The King of Fighters '97 as a mid-boss.

Iori Yagami/Gallery, SNK Wiki, Fandom

Capcom vs. SNK/Orochi Iori — StrategyWiki

So I tried my best to make a Family Tree of all the KOF characters

King of Fighters R-1 — StrategyWiki

The King of Fighters '97/Orochi Iori - SuperCombo Wiki

Vice, Wiki

The King of Fighters: Destiny - Wikipedia

Orochi, The King of Fighters Wiki

Iori Yagami - Wikipedia