Sonic Games

This action/puzzle game was released for Game Gear in 1995 and is a unique addition to the Sonic collection

An incredibly well done Sonic hack that lets you double jump. Wall breaks only possible after you get Emerald monitor.

Shoot all the monster Sonics in each stage and then collect their dead bodies before they steal your time

A simple but fun Sonic 2 hack that features all the stages being edited to varying degrees

Play Time Attack or Survival mode in this fun boss rush hack featuring 17 different bosses to fight

Play Sonic 1 but as Knuckles! Knuckles brings his own set of moves to this game including climbing walls and gliding.

The 4th installment of Sonic Boy sees Sonic armed with his trusty sword and plopped down in Monster World

One of the strangest Mario games ever made. Play as Mario, Luigi, Toad, or Princess with her crazy jumping ability.

This fun, creative sonic rom was made for the nintendo

Shoot your way through 8 more stages with machine gun, fireball, and the ever popular spread gun

Play the original Mario Bros for the NES and relive the glory days of retro gaming

This rom hack focuses on exploration and completing missions such as acquiring Chaos Emeralds or defeating bosses

Play Sonic 2 but as Knuckles! Knuckles retains his move set from Sonic 2 including the ability to glide and climb walls.

Beat and acquire weapons from Snake, Gemini, Shadow, Spark, Needle, Hard, Top, and Magnet man then face Wily

Battle against the likes of Ring Man, Frog Man (no wait I mean Toad Man!), and Dive Man before facing Dr. Cossack.

Featuring bright colors, new levels, and Sonics best pal Tails, this Sonic 2 hack offers a unique experience

A falling block puzzle game in the same light as Dr Mario but with a bit more difficulty

Save the islands animals (and Tails!) from the evil Robotnik across 7 new zones in this Master System classic

Although it has just 1 level, this hack features changing weather, fluid sprites, and an epic boss fight

40 mini levels with various themes to challenge you. Unlock new levels as you go. No bosses or plot.

This rom hack is just Sonic 1 but you get to play as Tails. There are no new level designs or anything.