Dr. Robotnik vows to conquer Mobius, and only a speedy, wise-cracking hedgehog can stop him. Watch as Robotnik tries time and time again to vanquish Sonic, only to have his plans completely and utterly backfire.
Dr. Robotnik organizes a bounty hunters convention to capture Sonic but when it doesn't go to plan, Robotnik builds Scratch and Grounder to be part of the new Super Special Sonic Search and Smash Squad (or SSSSS Squad for short).
Sonic saves a female hedgehog from Scratch and Grounder which Sonic falls in love with, while Dr. Robotnik plans to flood a village by stealing the water from the Mobius reservoir.
Desperate to get workers to build a Robotnik statue, Dr. Robotnik opens Casino Night Zone with his pal Smiley but when Sonic stops Scratch and Grounder, Robotnik traps Tails so Sonic has to make a choice to save his pal.
Scratch, Grounder and Coconuts set up a chili-dog trap which then resulted with Tails been captured by a mysterious person so Sonic has to find Tails and for Robotnik and co to capture Sonic.
While Scratch and Grounder try to catch Sonic using a Suction plate, two aliens, one being a prince, crash lands on Mobius. Sonic meets the prince when he finds out that the prince's baby brother would blow up Mobius which Sonic must save.
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.
Scratch and Grounder goes for a delivery for Dr. Robotnik on The Robotnik Express so Sonic and Tails would try to stop them while dealing with two bears.
Dr. Robotnik with help of a tied up professor invents Gismo Gas that makes objects larger; while Sonic and Tails are in Weiner-Ville eating chili-dogs the machine explodes causing Tails to become a giant which Sonic must find the cure.
While Scratch and Grounder are destroying Hill Top Village, Sonic and Tails meets an old raccoon superhero, but can Sonic stop Scratch and Grounder while the superhero gets in his way?
There is a Sonic Apprication Day happening which Sonic is the guest in a hotel, however someone then stole his power sneakers causing Sonic and Tails to find the culprit.
Tails adopts a cute blobby pet named Goobster who turns out to be a black hole who sucks up everything in Mobius. Realizing that Goobster is from another dimension our heroes have to return him before Robotnik can use his powers to take over the world.
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.
Dr. Robotnik creates a genius chip so he would have enough brains to rule Mobius, however a computer hacker got hold of it which then the chip landed inside Grounder causing him to be smart.
Robotnik's new invention succeeds in turning Sonic to stone. With Tails on his own, he does his best to protect his big buddy, while Robotnik, Scratch, and Grounder are determined to take home a stone hedgehog. Tails, who defends himself the best he can with "Home Alone" booby traps for Scratch and Grounder.
Dr. Robotnik invents Servitude chips that can respond to commands and puts them in Scratch and Grounder, while freezing Mt. Splatterhorn to annoy Sonic and Tails who are relaxing there.
When Robotnik invades Labyrinth, an underwater city, and kidnaps Princess Bubbles, a seahorse-dude named Surff seeks Sonic's help. It seems Surff and the Princess are in love, but the royal family deems Surff "unworthy". Sonic, Tails and Surff must avoid the undersea traps and Mobius sea monsters while Sonic rescues the Princess and reunites her with Surff -- making it look like Surff did the whole thing.
Robotnik invents a ray that ages people but when Sonic and Tails are having free samples in Robotnik's Food Factory, Grounder presses the wrong button that turns Sonic, Tails and by mistake Robotnik into babies.
Robotnik creates a robot son and tries to train him in the ways of wickedness. But when Robotnik Jr's life is unexpectedly saved by Sonic, he learns the difference between right and wrong and has a difficult choice to make. Will Dr. Robotnik be betrayed by his own son?
Robotnik invents a stick of chewing gum which gives its chewer super speed in order to finally catch up with Sonic and stop him. When Tails finds it and gains an increase in speed, he's pleased to be able to go as fast as Sonic and perform similar acts of heroism. After so many misunderstandings, he makes more enemies than friends, but luckily Sonic is there to bail him out.
Robotnik captures a Kangaroo named MacHopper, and uses his "brain-wipe-reprogramming-computer" to transform him into a resourceful demolitions expert (Ala MacGiver). But Mac escapes before Robotnik installs the final "Get Sonic" program, and teams up with Sonic and Tails to BLAST Robotnik.
Sonic joins up with a group of Dr. Robotnik's rejects who have been banished to the dump and helps them understand that their shortcomings were really their strenghs.
When S and G rocket to outerspace to mine a radioactive mineral from asteroids, Sonic and Tails stow away. Through a blunder by the robots, all are stranded in space, and Robotnik tries to blow all of them out of the stars. Sonic builds a rocket out of S and G's spare parts, and all return to Mobius.
When a Rebel Base is threatened by Robotnik, Sonic and Tails team up with Big Mike and Da Bears to run a booby-trapped gauntlet in their gigantic Road Warrior-like truck, breaking through every obstacle S and G put in their way until they save the rebels.
Robotnik pretends to retire, and lures Sonic and Tails into a phony vacation resort, laden with booby-traps set by Scratch and Grounder. But Sonic takes the bungee jumping, hang gliding, and skydiving in stride, and gives the bashes the bots.
When Dr. Robotnik plans to change the Sonic 12 Mobium bill to a Robotnik one, a salesman comes and offers magical items but Robotnik throws him out causing Coconuts to have an idea to catch Sonic using the salesman's goods.
Sonic plays Cyrano to bring Robotnik Jr. and Breezie together. The problem is, Breezie's crazy about Sonic. So Sonic gets out of the way, but when he does, Junior is captured by Robotnik, and Breezie comes to the rescue, finally falling for him.
When Tails invents a Hover-Hanglider for Sonic's birthday, Sonic suggests he assist Prof. Von Schlemmer with his new Robotnik-Nabber machine. Robotnik hears about this, and poses as Von Schlemmer to trick Tails into inventing a Sonic-Nabber instead. Sonic must use the Hover-Hanglider to rescue Tails and the Prof., and destroy the Sonic-Nabber.
A female space hunter named Katella comes to Mobius and captures citizens to sell to zoos, including Tails. After meeting Robotnik, she falls madly in love with him and teams up with the evil doctor to capture Sonic. After allowing himself to be caught, Sonic hears that the huntress wishes to marry Robotnik, much to the eggman's great fear, and decides to help plan the wedding, as well as teach Robotnik a great lesson.
Robotnik invents a giant stupidity ray in order to make the citizens of Mobius his mindless slaves. In order to stop that ray from falling into the wrong hands, like Sgt. Doberman and Wes Weasely who want the stupidity ray for their own selfish purposes, Sonic teams up with the soldier and salesman and they infiltrate Robotnik's Pinball Fortress to stop him from succeeding in his plan.
Robotnik decides to cripple Mobius' three major transit systems: Rail, Air, and Sea in order to fully gain control of the planet. Sonic has to circumnavigate the planet in order to save the day.
Robotnik invents a robot coach -- the "Coachnik", to put S and G through a "Training Camp" to improve their skills. Then Coachnik puts a bomb in Grounder's head as a booby trap for Sonic, and a football game ensues with Grounder's head as the ball.
Coconuts accidentally knocks some potions into a bathtub that Robotnik slips in and turns into Super Robotnik, which then challenges Sonic while the Mobius World Leaders are in Robotnik's dungeon.
When Robotnik puts a meteor on a collision course with a village, Sonic is forced to compete in the Robolympics to save the village. After a series of wild, booby trapped events, Sonic is victorious.
When outlaws chase a sheriff out of a western town, Sonic takes over. But the outlaws are robots built by Robotnik. And when they capture a pretty possum of a saloon girl, Sonic meets Robotnik for a showdown.
First in a four-part Time Travel series. Robotnik invents a time machine to go back in time and gather four powerful gemstones. His first attempt is on the high seas, but Sonic goes into hyper-Sonic-overdrive, and reverses time to go after him. Robotnik finds the gem stone in a buried treasure, but loses it again and is forced back to the future by Sonic.
Part two in the four part series. Robotnik goes back to medieval times, and enlists the help of Merlink the Magician to get his magical gemstone. But first he must defeat Sonic (in blue armor) in a jousting tourney. Sonic is victorious, and is knighted by King Arfer (a dog) before he forces Robotnik into the future again.
