After Tails gets injured during a battle against Dr. Eggman, Sonic, fearing for his safety, fires him and holds auditions for a new sidekick.

Dr. Eggman moves in with Sonic and Tails while his fortress is under repairs. While there, he drives Sonic and Tails to the breaking point with his annoying traits.

Tails builds a translator robot with the unintentional ability to read minds. His friends are not impressed.

When Sticks' friends tell her to be nicer to (non-anthropomorphic) animals, she becomes attached to a slime-belching robot dog named Buster.

After being invited to a fancy gala, Sticks admits she does not know how to behave like a lady.

Amy decides to accept Eggman's invitation to design his lair for a magazine cover.

Dr. Eggman hires an new intern to help out around the base, unaware of the intern's true desire.

Dr. Eggman makes evil cookies to turn Sonic into his lackey, but instead, gets all his friends to work with to destroy Sonic.

Sonic and Tails rescue some villagers from bandits, but can't get away from the village thanks to all the guilt being thrown onto them.

Cubot and bot wake up with no memory of the last day and no trace of Eggman around anywhere.

When Tails reprograms one of Dr. Eggman's robots, it becomes a killing machine set on destroying Eggman.

In hopes of having new additions to his traveling circus, a ringmaster captures Sonic and his friends.

Knuckles feels that the only reason Sonic always bests him is that Sonic has better luck. So, Knuckles tries to run out his bad luck and reset the luck balance of the universe by constantly putting himself in harm’s way.

A meteor causes Sonic and Eggman to exchange bodies.

After losing his confidence, Dr. Eggman gets help from a motivational speaker, and then becomes too reliant on the life coach.

When Tails' orchard picking machine runs amok, a group of evil scientists believe Tails is one of them.

After being injured in a battle against Sonic, Egghead decides to take Sonic to court to receive justice.

When Dr. Eggman markets his own brand of tomato sauce, the others are suspicious of possible ulterior motives.

Sonic must give up his speed when it causes a deafening tone, but Dr. Eggman may have a remedy.

Sonic, Tails and Knuckles wake up a sleeping rock giant who begins rampaging.

Sonic and Eggman must use teamwork and friendship in order to escape from the ancient temple they are trapped in.

Orbot and Cubot must defeat a living computer virus in the cyber world.

Sonic realizes he has 7 minutes to return Amy's library book and ends up racing the clock, as he battles slow senior citizens, burger cravings, and an angry Eggman.

When Sticks insists on being the one to teach Amy survival skills, Sonic and Knuckles challenge them to a race through the jungle.

After Sonic and the others use Eggman's technology against him, he swears off technology for good; Lightning Bolt Society unleashes an attack.

Amy decides to open her own restaurant which causes a rivalry with their former hang out and Dave the Intern.

A cool new shrew arrives in town, threatening Sonic's status as the town's biggest hero.

After seeing a cross-eyed moose, Sticks is convinced that she and her friends are cursed. They set out to find a mystical marmoset who is the only one who can remove the curse.

Knuckles wants to win the village's annual Chili Dog Cook-Off and on his quest to find the perfect ingredients he meets the Pepper People, and their leader Claggerhorn who have been waiting for a savior to bring them the freedom they deserve.

When Amy realizes that Sticks is a pack rat, she forces her friend to have a garage sale to get rid of all the junk that's accumulated in her burrow. During the sale, a secret locked door to an underground world is removed and an invading horde is set free.

When Knuckles is made mayor for the day, he sends the village into chaos. Sonic and friends, and even Eggman, have to band together to stop him from ruining the village.

Eggman is making a movie about his life. He even tries to cast Sonic to play a lame version of Sonic. Is this just a bad movie or a merely a diversion for a secret evil plan?

After Sonic calls Mike "a normal guy", Amy sets up a seminar to help him develop a more sensitive attitude.

When another Knuckles from an alternative dimension becomes stranded in their world and causes trouble for Sonic and his friends, the gang must figure out a way to get him home.

When Orbot and Cubot discover a group of rejected Cubot prototypes hiding in the jungle, they seek the help of Sonic and Tails to protect them from Eggman.

Dave the Intern inadvertently takes down Eggman and becomes a true vilain.

While the rest of the village is celebrating New Year's Eve, Eggman decides to slow down time in order to complete his previous resolution of defeating Sonic... somehow.

The guys go undercover as a boy band to prove that Amy and Sticks are being brainwashed by a pop icon.

Tails is experiencing a crush; Dr. Eggman has a difficult time picking up his package from the post office.

Sonic and Knuckles enter a best friend game show to win a new couch for Amy, but the show pairs Sonic up with Dr. Eggman.

When Knuckles replaces Comedy Chimp on the Comedy Chimp show, Comedy Chimp elicits the help of Dr. Eggman to steal back the show. Sonic and the gang must save their friend.

When Tails' workshop is destroyed by a fire, Sonic, Knuckles, and Amy each have conflicting versions of how it happened.

Dr. Eggman is missing his particle accelerator and all evidence points to Sonic. With the villagers also claiming stolen items, Sonic must find the real thief in order to clear his name.

In order to prove that he is an inventor like Tails, Knuckles challenges Tails to enter the local robot battle; little do they know Dr. Eggman has also entered the contest.

Dr. Eggman is in trouble with his homeowners' association and will stop at nothing to defeat them, even if it means hosting a fancy dinner.

Amy and Dr. Eggman bond over a tabletop figurine game called Fuzzy Puppies. When the gang finds out, they begin to worry about her safety.

The gang accepts a dare from Dr. Eggman to fight him not as a group but one at a time. Eggman uses each hero's weakness to his advantage.

When Sonic and the gang win an award for being role models, it comes with a price that keeps them from doing their jobs as heroes.

The gang decides to ride out a storm at Amy's house. Things spiral out of control when they discover Amy's play, portraying her all friends.

Knuckles tries to make amends for a past misdeed, but he only succeeds at making things worse.

In his most diabolical plan yet, Dr. Eggman decides to band together with all of Sonic's enemies. Shadow the Hedgehog, joins the fight.

Sonic lets martial arts action movie star Tommy Thunder follow him around and observe his "hero process" for Tommy's upcoming role. However, things erupt when Tommy's over-the-top ego clashes with Sonic's and he starts to claim credit for the gang's victories.

Eggman discovers that an asteroid is on a collision course with the planet! It's up to Sonic and his friends to destroy the asteroid.

Sticks is fed up that all the news is fluff, so with Tails' help, she creates a podcast to speak truth to power. It becomes so popular that the TV news producer decides to fire Soar and replace him with Sticks. But in order to report the truth, Sticks is pressured into toeing the company line.

Sonic and Tails are working on an invention to make Sonic even faster. Unfortunately, Sonic goes so fast that he eventually disappears. Tails is nervous. Did he disintegrate Sonic? Meanwhile, Sonic is alone in another plane of existence where he can only see ghostly images of his friends but can't communicate with them. When Eggman decides to attack, the gang battles him while protecting Tails so he can work on a solution.

Sonic is pestered by Mark the Tapir, who weasels his way into a position as Sonic's assistant. Eventually, Mark crosses the line and captures Sonic and his friends.

Eggman challenges Tails to prove he is a genius by capturing Sonic.

After a particularly harsh defeat, Eggman comes to the conclusion that he never wins against Sonic because he is always facing him on favorable ground. So Eggman concocts a plan to have Sonic fight him underwater. Motivational speaker Soar the Eagle will have to use all his coaching talents to help Sonic overcome his phobia of the water in order to defeat Eggman.

Sticks discovers Dreamcaster, a mysterious figure trying to hypnotize the village in the middle of the night. The gang doesn't believe Sticks, telling her Dreamcaster isn't real and her paranoia is out of control.

Tails takes a failure during a battle with Eggman to heart. He feels that even though he's the smart one in the group, he's just not smart enough to help Sonic and the gang. So he creates a machine to duplicate himself and form a "brain trust." But will he and his duplicates be smart enough to defeat anything that Eggman can come up with?

After a very humiliating defeat at the hands of Sonic and the gang, Eggman returns to his lair and takes out his frustrations on Orbot and Cubot. The robot duo has finally had enough! Down tools! They're going on strike!

The good people of the Unnamed Village feel that things have gotten pretty lawless. They figure there's not a lot they can do to stop evil, so they license, regulate, and tax it. Eggman fails the evil test and must wait 90 days to do evil, so Eggman decides to use Orbot as his front. Orbot will get an evil license and Eggman will be the puppet master. But Orbot's ego gets out of control and Eggman must get Sonic's help to defeat The Evil Dr. Orbot.

During a fight against Eggman, Knuckles suffers amnesia. His friends try to help, reminding him of his worst blunders via flashbacks. But he becomes more depressed when he learns that he is the last of his kind - the final echidna. Feeling all alone in the world, Knuckles sets out to find a foster family among the Villagers who might be willing to take him in.

Sonic stumbles upon an ancient mech suit. It makes him more powerful, but soon Sonic becomes dependent on it, and it starts to change his personality.

Eggman builds a giant new robot to defeat Sonic. He programs it to know everything about the Blue Blur, but things don't go as planned - with all FiendBot's knowledge of Sonic, it doesn't want to destroy him, it wants to be his friend.

The gang becomes suspicious when Froglodyte Og comes to the surface world. They fear their suspicions may be correct when a Froglodyte army arrives in The Village.

Knuckles is upset when he wins a lamp in a raffle and it dawns on him that he doesn't have a home in which to keep it. He sets out to rectify the problem by getting a job.

When the Village's power source, the Meroke Chrystal, stops functioning, the gang must go in search of a replacement. They need to solve a series of puzzles in a trap that was built by the ancients to get it.

When the people of the Unnamed Village find out that their village used to be called "Badgerville" after Sticks' evil ancestor, anti-badger sentiment runs rampant. They decide to rename the town to something more agreeable, and an election is held. Eggman buys votes and is able to rename the village Eggman City, then uses a hidden clause to seize power and become a worse tyrant than Sticks' ancestor. In the end, Sticks saves the day, takes back the village, and renames it Hedgehog Village, after Amy, the friend who stuck by her.

Dr. Eggman creates a new line of robot employees for Meh Burger, but there is more to these robot employees than meets the eye.

Amy adopts one of Eggman's Bee-Bots after nursing it back to health. Eggman is unhappy with this and tries to reclaim it.

Feeling the need for unconditional love, Eggman creates "Mombot"... but she's overly critical and embarrasses him in front of Sonic.

Tails sets out on a course to prove that Muckfoot, a mythical creature, is real.

Eggman's nemesis Nominatus is back. With the help of his two virus companions, he tries to conquer the world outside the computer.

Steve Eggman, who claims to be the long-lost brother of Eggman, arrives in the village. However, he desires to fight for good with Sonic and his friends.

An endangered species wanders into Sonic's shack, and he can't move the ugly, smelly animal because of a series of government regulations.

Mighton and Bolt, two robots from Morristown, a city in the clouds, think Sonic and his friends are evil because they are destroying Eggman's robots.

Robots all over the planet have become evil. Sonic and Tails travel to Morristown to seek help, but not before evading through its defense system.

Sonic and Tails find out that Morristown is under the control of Tails's abandoned creation, Hypno-bot. After a brief confrontation with them, Hypno-bot hypnotizes and controls nearly all robots in Morristown.

Hypno-bot teams up with Eggman to conquer the world, so Team Sonic teams up with their cyborg duplicates to defeat Hypno-bot and his army.

Despite Eggman attacking with his tiniest robot yet, it poses a problem to the gang and to the village.

The Lightning Bolt Society threatens to take away Sonic and the gang's fan base after an intense bowling match.

Sonic, Tails, and Knuckles are enthusiastic to find out that their band Dude-itude booked its first performance. In their new decorated van, they hit the road, but are eventually imprisoned after speeding. They must find a way to get back on the road again in time for their band's performance.

With Dude-itude away for a gig, Amy & Sticks relax and enjoy their weekend. However, Belinda plans an attack after hearing that half the gang are gone for the band performance.

Eggman turns his lair into a luxury and tourist resort in order to raise funding to pay his trash pickup tax bill.

When it's revealed that Eggman isn't actually a doctor, he becomes a joke and must go back to school to complete his Ph.D. in evil.

Eggman sells his lair to Barker thinking his evil lair is haunted. Sonic and Tails must prove to Eggman that ghosts aren't real.

Unable to use his robots, the Froglodytes, under the orders of Eggman, force the Gogobas to dig for a crystal that will power Eggman's giant new Mech Suit.

Eggman’s anti-gravity ray causes chaos in Hedgehog Village. With newfound confidence, Cubot tries to bring enlightenment to the villagers.

Sonic challenges Eggman and his robots to a soccer game in order to avoid the closure of the village's beloved recreation center.

After Sonic, Tails and Knuckles accidentally injure Lady Walrus, Chumley, Lady Walrus' baby, must be taken care of by the three.

Sonic is sent by Morpho to an alternate dimension where he doesn't exist. There, Sonic must unify his gang and help retake the village.

The gang becomes very competitive with one another when they enlist in an auto race with vehicles they designed themselves.

Sonic allows Eggman to be his social media friend – a kindness he will surely regret.

Amy's hammer is gone and she is lost without it. Vector the detective is on the case.

Sonic starts working at Meh Burger as a delivery boy, guaranteeing he'll make all deliveries in under 3 minutes. However, Eggman stands in Sonic's way.

After accidentally triggering a lockdown protocol during a battle, the gang is trapped in Eggman's lair with Eggman, Cubot and Orbot in separate places. Sonic and his friends will have to cooperate with Eggman and his accomplices in order to escape.

Tails tests his new teleportation device on himself and accidentally merges with a Bee-Bot. Sonic must find a way to reverse the process.

After a foiled experiment, Eggman morphs into an adorable little cat-like creature every time he is angered.

Steve and Eggman turn their family vacation in Morristown into an evil opportunity. As a result, Mighton and Bolt reach out to Sonic and his friends for help.

After Tails gives D-Fekt, a small robot, the ability to talk, the robot joins the Cubot rejects to try taking down their arch-nemesis, Eggman.

When Eggman tries to recruit Shadow to help him bring more evil to his video game, it has dangerous consequences for Sonic and his friends.

Dealing with Shadow's anger, Eggman switches places with his counterpart from a dimension where Sonic doesn't exist. Now Sonic must deal with both Eggmen, plus Shadow and Metal Sonic, before the two dimensions collapse.