Teenage Mutant Ninja Turtles: The HyperStone Heist

April O'Neil is reporting from Liberty Island when, in a sudden flash of light, her audience and herself witness Manhattan Island suddenly starting to shrink. Shredder then hijacks the airwaves and announces to the world that this was only a demonstration of the power of the Hyperstone, the treasure of Dimension X. With the Hyperstone in his possession, he now has the power to take over the world. The Turtles have no choice but to go after Shredder and stop him.

Résumé

Teenage Mutant Ninja Turtles: The Hyperstone Heist, released in Europe as Teenage Mutant Hero Turtles: The Hyperstone Heist and in Japan as Teenage Mutant Ninja Turtles: Return of the Shredder is a side-scrolling beat 'em up based on the comic book characters the Teenage Mutant Ninja Turtles for the Sega Genesis.