The DNA of the most terrifying beast to walk the earth is in the hands of Shredder! With raging world-crushing insanity, Shredder splices the DNA from a T-Rex into his own genetic code, creating an unstoppable Mutation - Tyranno Shredder! The Turtles have no choice but to Mutate into dinosaurs themselves! Together, they combine their primal power for a prehistoric battle to end all battles! Only the strong will survive! And only the fittest will witness the dawn of pepperoni!