Enter The Shredder
S1, E2: The Turtles embark on a mission with April to save her dad, but need to face Shredder, who's decided to take on the job of destroying the Turtles himself.
S1, E2: The Turtles embark on a mission with April to save her dad, but need to face Shredder, who's decided to take on the job of destroying the Turtles himself.