Shredder is a minor villain in Abobo's Big Adventure.
Shredder is the main antagonist of Teenage Mutant Ninja Turtles franchise.
In The Game
Shredder's body is not fully seen but half of his arm is seen briefly as Aboboy drinks the blood from his hand, which is only seen in a cutscene. It's implied that Aboboy murdered him or ripped his arm off him offscreen.