As a fearless and evil Ninjutsu master, he is a Japanese man who is the leader and master of the Foot Clan. He is an enemy and evil adoptive uncle of the Ninja Turtles.
Oroku Saki, also known was the Shredder, or Master Shredder, is the overall main antagonist of the Paramount Teenage Mutant Ninja Turtles film franchise, serving as the main antagonist of Teenage Mutant Ninja Turtles and the central antagonist of Teenage Mutant Ninja Turtles: Out of the Shadows.