Sonic outsmarts Coconuts, then stumbles into a Convention of Bounty Hunter Robots where Robotnik puts a price on his head. After Sonic defeats all the Robot Bounty Hunters, Robotnik creates Scratch and Grounder to be his S.S.S.S.S. Squad. And after several attempts, they finally capture Sonic. Thanks to a screw up by Coconuts, Sonic escapes and has the last laugh.

Sonic and Tails find an underground world of diamonds, but they are held captive there by a miserly Mole-Troll. When Robotnik comes to capture them, he accidently frees them from the Mole-Troll, who teams up with Sonic and Tails to defend his riches.

Sonic saves a damsel in distress, and falls in love with her, not knowing she's a robot built by Robotnik. But when she has a chance to trap him, she helps him escape, realizing she has fallen for him.

When Scratch and Grounder use Robotnik's new Slo-Mo Ray Gun to capture Sonic, Tails rescues him by reversing the gun and turning it on a tribe of friendly Tree Sloth People who become a high speed commando strike force against Robotnik.

Tails and other Mobius citizens are lured into Robotnik's robotic games of chance, and when they lose they're sent to slave labor camps. Sonic rescues Tails and the others by beating the house in games of chance at Robotnik's Casino, and outsmarting the robots in a climactic chase.

In order to free Sketch Lampoon (a satirical comic book artist) from Robotnik's new high security prison, Sonic allows himself to be captured, then makes a high speed rescue and escape.

When Tails gets trapped in the "Warp of Confusion" (an Escher-like world of another dimension) by Robotnik's cousin, Dr. Warpnik, Sonic comes to the rescue and traps Robotnik and his badniks in the warp.

Sonic and Tails befriend a pair of aliens who crash land their spaceship on Mobius. Sonic has to avoid Robotnik's ULTRA-GRAVITIZER (sort of a hedgehog flypaper) to help fix their ship and blast-off back home.

Robotnik's momma escapes from the home for mothers of villains and demands her birthday present! When she endangers Sonic and Tails, and they manage to have her taken back to the home, even Robotnik is glad to see her go.

Coconuts is exiled by Robotnik to a remote jungle, where he uses a giant baby ape to destroy villages. But Sonic exposes Coconuts as a robot, and the baby ape's real Dad takes Coconuts and the baby ape away for a spanking.

Outraged by a new hit song written about Sonic, Robotnik outlaws music on Mobius then takes pop star, Catty Carlisle captive. With his MD (Music Destroyer) Robot, Robotnik terrorizes the music loving Mobius population till Sonic rescues Catty, and brings back the music.

A fast talking, travelling salesman named Wes Weasley sells Robotnik various hedgehog-catching gadgets, including the Darkenator, the Super-duper Gravity Stopper, and the De-Atomizer. Scratch and Grounder reverse the switch on the De-Atomizer and accidentally clone Sonic five times. And five Sonics are better than one.

Sonic rescues Lucas, a rival of Robotnik's, from Robotnik's dungeons. But Robotnik will do anything to keep Lucas from finding his lost love, Lucinda, including proposing to her himself. When she says yes, Robotnik is happily surprised, till the wedding veil is removed, to reveal Sonic.

Big Griz, leader of a group of biker-bear rebels, mistakes Scratch and Grounder for Sonic and Tails, and teams up with S and G to attack the real Sonic and Tails. But when Scratch and Grounder take Big Griz prisoner, Sonic comes to the rescue.

Tails gets a megadose of Robotniks growth gas and grows quickly to monstrous proportions, eating everything in sight and accidentally terrorizing the countryside. Sonic must find the antidote and get it to Tails before Robotnik can persuade the angry villagers to destroy Tails.

When Sonic decides to find Tails a suitable foster home, Robotnik finds out, and creates a robot fox family which poses as Tails' long lost parents. Sonic leaves Tails with the fox family, but finally realizes they're robots and rescues Tails.

An elderly, out of shape, overweight superhero keeps trying to help Sonic battle Dr. Robotnik, and keeps getting him in more jepordy. Sonic helps the old hero regain his self respect and they team up to battle Robotnik's latest scheme.

Awaiting approval. After an accident, Scratch thinks he's an eagle and on the side of Sonic. In order to impress his his new lady love, Scratch assists Sonic in an excursion into Robotnik's Fortress to turn off a dangerous force field.

Sonic turns detective to solve the mystery of his missing Red Sneakers--and just in time to get them back and stop Dr. Robotnik's latest attack on a peaceful Mobius village.

Tails adopts a cute and fuzzy pet named Walter who turns out to be a black hole who sucks up everything in Mobius. Realizing that Walter is from another dimension our heroes have to return him and they soon find themselves spinning through interdimensional limbo.

Momma escapes again from the Mobius Home for Really Bizarre People, disowns Robotnik for failing to capture Sonic, then with the help of an obscure Mobius law, adopts Sonic! Sonic is miserable as a Cinderella hedgehog with Scratch and Grounder as the evil stepbots, till Robotnik and Coconuts find another obscure law which frees Sonic.

Mobius is suffering a crime spree and all the evidence points to Sonic as the culprit. But the real thief is a lab rat wearing a high-tech vehicle suit who was sent by Robotnik to discredit our hero. When Sonic becomes ill, Tails uses the suit to try to be a hero. Sonic has to leave his sickbed and save the day.

When Hacker, an adolescent mole computer whiz steals a super-intelligence program from Robotnik's computer, Sonic has to protect him, smashing Grounder to pieces. But when Grounder puts himself together, he accidentally installs the intelligence program. Now that Grounder is a genius, he invents a petrifying ray, turns Sonic to stone, and Hacker and Tails come to the rescue.

Sonic leaves Tails in charge of protecting a squirrel village food supply, when he zips off to stop a dam from breaking. Robotnik sends Scratch and Grounder after Tails, who defends himself the best he can with "Home Alone" booby traps for Scratch and Grounder. When Tails is finally caught, Sonic speeds back to save him.