All the Sonic Games

A blue hedgehog with supersonic speed must rescue animals from being turned into robots by a mad scientist.

Dr. Ivo Robotnik is working to take over South Island from his Sky Base and gather the 6 Chaos Emeralds, having kidnapped all of the island's animal habitants to turn them into robots called Badniks to do his dirty work. Hearing of Robotnik's plot, Sonic the Hedgehog heads to South Island to save his animal friends.

A falling block puzzle game that was available for download in Japan in 1991 and in Brazil in 1995 on Sega Meganet, a Japan/Brazil exclusive Mega Drive add-on that let people download select games through dial-up. Sonic must arrange randomly selected falling clusters of shapes of the same variety to align on a grid in order to erase them.

Waku Waku Sonic Patrol Car is a children ride released in December 1991 exclusively in Japan. The arcade ride is part of Sega's "Wakuwaku" line[1] and features Sonic the Hedgehog playing the role of a police officer, patrolling the streets of a city and keeping it safe from Dr. Eggman. Both Japanese and English versions of the ride exists, though the English version was not exported to other countries and was likely used in areas with a large number of visiting English speaking tourists.

Sega Genesis version of Sonic the Hedgehog 2. Sonic teams up with Miles "Tails" Prower to stop Dr. Robotnik from taking over the world with his new space fortress, the Death Egg.

In this 8-version of the game, Sonic returns from one of his adventures to find his island taken over by Robotnik and his friends captured. He must collect all of the Chaos Emeralds in order to save Tails and restore peace to South Island.

An arcade game in which Sonic and his friends Mighty the Armadillo and Ray the Flying Squirrel have to escape an island after they're kidnapped by Doctor Eggman.

Sonic must save the past, present, and future of Little Planet, as well as rescue Amy Rose from his evil double, Metal Sonic.

The evil Dr. Robotnik steals a Chaos Emerald from South Island, triggering earthquakes and turmoil. Sonic and Tails learn from Flicky the Bluebird that the emeralds have been taken from the island's North Cave.

Robotnik has a new plan to take over the world. He has built a new weapon, the Veg-O-Fortress on Mount Mobius and with it, he is transforming all creatures into robots. Sonic sneaks into the fortress and tries to stop Robotnik.

Dr. Robotnik has invented a machine called The Mean Bean Steaming Machine, which he will use to transform the fun-loving citizens of Beanville into robot slaves to serve his evil purposes.

Sonic and Tails attempt to retrieve the Chaos Emeralds from Knuckles the Echidna, who is working with Doctor Robotnik after Robotnik's space station, the Death Egg, crash-lands on a mysterious floating island.

A kart racing game for the Japanese Game Gear featuring Sonic, Tails, Amy, and Doctor Robotnik.

Dr. Robotnik had successfully managed to get his hands on six of the Chaos Emeralds without Sonic knowing about it. Unfortunately for him, an accident during the testing phase of one of his new weapons had scattered the six emeralds. He managed to recover the yellow emerald, but failed to track down the other five. As he predicted, Sonic and his buddy Tails are now out to retrieve them, so he once again tricks Knuckles into working for him. Meanwhile, a treasure hunter named Nack the Weasel had eavesdropped on the conversation between Sonic and Knuckles. Unknown to them, Nack had already discovered the Chaos Emeralds in his home dimension. Now Sonic and Tails must fend off Robotnik and Knuckles while retrieving the emeralds back from Nack.

Tails and the Music Maker is an educational Sega Pico game about Tails using various activities to teach about music.

A party game for the Sega Pico. Games featuring gambling, fortune-telling, fantasy violence, rock-paper-scissors, and other noneducational elements were omitted from the North American version and replaced with a drawing page.

A game for the Sega Genesis. In it, the player has a choice of six different Wacky Worlds in which they can place animated "stickers", creating a two-dimensional diorama, of sorts.

Sonic the Hedgehog and Knuckles the Echidna, once enemies, now allies. Teamed together to stop that evil scientist, Dr. Ivo Robotnik, from taking control of the world with his crazed hover crafts and mad robots.

Sonic and Tails attempt to retrieve the Chaos Emeralds to stop the evil Doctor Robotnik from relaunching his space station, the Death Egg, after it crash-lands on Angel Island, while Knuckles scuffles with Robotnik's minion, EggRobo.

A kart racing game for the Game Gear featuring Sonic, Tails, Amy, Dr. Robotnik, Knuckles, Fang the Sniper, and Metal Sonic. It was the first game to let you play as Fang or Metal Sonic.

Knuckles and the Chaotix must prevent Doctor Robotnik and Metal Sonic from obtaining six magic rings and conquering a mysterious island.

When the Battle Kukku Empire invades Cocoa Island, in search of the Chaos Emeralds, Tails must muster up the courage to save the island.

Tails must stop Wendy Witchcart with his Projectile Ring.

A game for the Game Gear. Dr. Eggman has replaced Sonic's shoes with the Slow-Down Boots, taking away his ability to run fast and jump, so he can only walk and spin dash around pinball-like maps until he finds the Chaos Emeralds.

Sonic 1, 2 and Doctor Robotnik's Mean Bean Machine all in one.