Sonic Before the Sequel (abbreviated Sonic BTS) is a fan game created by LakeFeperd that is meant to explain the events that may have taken place between Sonic the Hedgehog 1 and S...
The citizens of Mobius just can't seem to catch a break. Dr. Robotnik (AKA Eggman) is yet again up to his no good tricks. Factories and pollution are spreading like wildfire as he'...
Sonic Robo Blast is an early Sonic fan game from 1998, created by Sonikku, real name Johnny Wallbank, of Sonic Team Junior. It is one of the earliest Sonic fangames to exist and le...
Metal Sonic Rebooted is the spiritual successor to Metal Sonic Hyperdrive, built off Sonic 2 this mod features new characters such as bomb, art, move-sets, and level layouts. Meta...
Sonic: After the Sequel (abbreviated Sonic ATS), is a fan game created by LakeFeperd that is meant to explain the events that may have taken place between Sonic the Hedgehog 2 and...
Sonic the Hedgehog Megamix (commonly shortened to Sonic Megamix) is a work-in-progress multiperson disassembly modification of the original Sonic the Hedgehog videogame for the Seg...
Metal Sonic in Sonic the Hedgehog 2 swaps Sonic out for Metal Sonic from Sonic CD, you can choose between the Original moveset, Sonic CD, or the 2011 remaster moveset from Christia...
Knuckles' Emerald Hunt is a modification of Sonic the Hedgehog 2 that split off from another hack Sonic 2 Adventure Edition. It's main goal is to mimic the Emerald Hunting Gameplay...
Metal Sonic in Sonic 3 & Knuckles replaces Sonic with Metal Sonic from Sonic CD, you can no longer choose from the numerous playstyles but Metal has his own abilities such as use o...
Sonic Color Contrast is a modification of Sonic 1 in which South Island is drained of it's color and must be restored through color monitor each zone has a Hub world where all 3 ac...
Sonic 2 XL is a hack of Sonic the Hedgehog 2 for the Sega Mega Drive by Captain Bozo and Ranger. Rings are replaced with onion rings, and Sonic becomes fatter after eating them.
Sally Acorn in Sonic the Hedgehog 2 (aka Sally in Sonic 2) is a fan-made ROM of the game Sonic the Hedgehog 2 for the Sega Mega Drive, with Princess Sally Acorn as a playable chara...
Sonic 2 Megamix is the second installment in the Megamix series of hacks by Team Megamix, being initially intended as a proper sequel to Sonic Megamix. It was created by Tweaker fo...
Amy Rose in Sonic the Hedgehog 2 swaps Sonic out for Amy Rose from Sonic CD, equipped with her Sonic Advance moveset. She will have to Jump whirl and Dash through Westside Island...
Tails and Charmy are the flying types with the ability to soar through the air nothing stands in their way, and with Each carrying a legion of friends when super or hyper, Dr. Robo...
Robotnik's Revenge is a hack of Sonic the Hedgehog 2 by ColinC10. It is a boss rush hack, in which all seventeen bosses from Sonic the Hedgehog and Sonic the Hedgehog 2 are fought...
Sonic 3D Blast: Director's Cut is a Modification of Sonic 3D Blast, made by the Director of the original game. This mod includes New features such as the ability to transform into...
This is a hack which changes Sonic the Hedgehog for Genesis into a entirely different game with new gameplay. It stars Dr. Robotnik whom must capture creatures with a net and put t...
Shadow the Hedgehog in Sonic the Hedgehog brings the Ultimate Lifeform to South Island to put a stop to Dr. Robotnik's Evil Plans! He must skate across 7 perilous zones to free th...
Sonic the Hedgehog: The Next Level is a overhaul modification of Sonic the Hedgehog developed by MarkeyJester. This time around Sonic explores a new otherworldly zone- for that's...
Originally, Sonic 1 when locked onto Sonic & Knuckles would allow you to play as Knuckles the Echidna in Sonic the Hedgehog! However due to time constraints and color palette issue...
A multiplayer-only ROM hack of Sonic the Hedgehog. Two players select a character (one being Sonic and the other being Tails) and both battle it out to try to gain as many hits on...
Charmy Bee in Sonic 1 is a modification of Sonic the Hedgehog where Sonic is swapped out with Charmy Bee from Knuckles' Chaotix. Charmy bee cannot jump instead he can only fly, so...
Amy in Sonic 1 is a modification of Sonic 1 that swaps sonic out with Amy Rose from Sonic CD, bringing with her, her move-set from Sonic Advance. Using Her Piko Piko Hammer she wi...
Big's Fishing Derby is a total-conversion modification of Sonic the Hedgehog 2, based on Big's Fishing mini game in Sonic Adventure, the same premise applies. Big must catch frogg...
Sally Acorn in Sonic the Hedgehog (aka Sally in Sonic 1) is a fan-made ROM of the game Sonic the Hedgehog for the Sega Mega Drive, with Princess Sally Acorn as a playable character...
Metal Sonic Hyperdrive is a modification of Sonic the Hedgehog that stars Metal Sonic as the main character role - more specifically a reprogrammed Metal Sonic. The hack also feat...
BakaSonic is a hack of Sonic the Hedgehog for the Sega Mega Drive by Bakayote. A demo of it was submitted for the 2014 Sonic Hacking Contest. Started by Bakayote as practice for h...