Sonic in SMB1 is a character modification for the Nintendo Entertainment System that substitutes Mario with Sonic the Hedgehog. The game incorporates significant alterations to gameplay mechanics, level design, and graphics, aiming to replicate the speed and style of the Sonic series from the Sega Genesis. Players navigate through familiar environments with Sonic's unique abilities.
A character hack of Super Mario Bros. that replaces the famous plumber with Sonic the Hedgehog. Features drastic changes made to emulate the Genesis Sonic games.