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.

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.

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

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.

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

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

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

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

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

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.

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.

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.

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

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.

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.

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.

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?

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.

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

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.

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!

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.

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

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

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.

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.

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.

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.

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.

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.

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.

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

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

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

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

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

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

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

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

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.

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

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.

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 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.

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.

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

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.

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

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

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

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

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

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

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.

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.

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

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

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.

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.