Mario vs Dr. Eggman

Mario VS Dr. Eggman is a What-If? Death Battle featuring Mario from the Super Mario series and Dr. Ivo "Eggman" Robotnik from the Sonic the Hedgehog series.

Description
''Nintendo VS Sega! Two workers clad in red and fit with glorious mustaches fight in a deadly clash! Will Eggman's intellect be able to wipe out the mustachioed plumber?''