Mutant tyrannosaurus rex

The Mutant Tyrannosaurus Rex is an unnamed ninja who was briefly featured in Batman vs. Teenage Mutant Ninja Turtles. Like many other Foot and ninja, he was mutated by  and, taking on the form of a massive red Tyrannosaurus Rex. Rather than an anthropomorphized version of the animal, he simply became a dinosaur.

The encountered this particular mutant when they were driving the  towards Ace Chemicals. Upon seeing him, reversed direction and attempted to stay ahead of the dinosaur, which was being pursued by  on his motorcycle. The mutant was eventually taken out when leaped towards him with vials of the, and threw them into his open mouth. The man demutated immediately.