who first made his debut in Teenage Mutant Ninja Turtles II: The Secret of the Ooze. The menacing figure comes with a green fireball, a TGRI mutagen ooze canister, a turtle and bladed mace.

This transformation first appeared in Teenage Mutant Ninja Turtles II: The Secret of the Ooze in 1991, where Shredder consumes a vial of mutagenic ooze. The ooze increases his size, strength ...