The Four Eastern Demons are a fan fiction group, featured within the Non-Disney Villains Tournament canon. A group of ancient demons, bent on ensuing chaos and mayhem to the Animated Universe, the Four Eastern Demons are major players in the Non-Disney Villains Tournament.
Aku (The villain of the series, Samurai Jack, Aku is considered, as the powerfull force of the Demons, sharing the trait, with the Tengu Shredder)
Wuya (The villainess of the television series, Xiaolin Showdown, Wuya is the least powerfull demon of the faction, making her a somewhat vulnerable player, to the other demons)
Shendu (The villain of the television series, Jackie Chan Adventures, Shendu is the first demon to be killed, during the war, thus he does not play a major role in it)
The Tengu Shredder (A villain of the 2003 television series, Teenage Mutant Ninja Turtles. A powerfull demon and the original incarnation of the Shredder in the TMNT Universe)