Episode 1
After Tails gets injured during a battle against Dr. Eggman, Sonic, fearing for his safety, fires him and holds auditions for a new sidekick.
Episode 2
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.
Episode 3
Tails builds a translator robot with the unintentional ability to read minds. His friends are not impressed.
Episode 4
When Sticks' friends tell her to be nicer to (non-anthropomorphic) animals, she becomes attached to a slime-belching robot dog named Buster.
Episode 5
After being invited to a fancy gala, Sticks admits she does not know how to behave like a lady.
Episode 6
Amy decides to accept Eggman's invitation to design his lair for a magazine cover.
Episode 7
Dr. Eggman hires an new intern to help out around the base, unaware of the intern's true desire.
Episode 8
Dr. Eggman makes evil cookies to turn Sonic into his lackey, but instead, gets all his friends to work with to destroy Sonic.
Episode 9
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.
Episode 10
Cubot and bot wake up with no memory of the last day and no trace of Eggman around anywhere.
Episode 11
When Tails reprograms one of Dr. Eggman's robots, it becomes a killing machine set on destroying Eggman.
Episode 12
In hopes of having new additions to his traveling circus, a ringmaster captures Sonic and his friends.
Episode 13
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.
Episode 14
A meteor causes Sonic and Eggman to exchange bodies.
Episode 15
After losing his confidence, Dr. Eggman gets help from a motivational speaker, and then becomes too reliant on the life coach.
Episode 16
When Tails' orchard picking machine runs amok, a group of evil scientists believe Tails is one of them.
Episode 17
After being injured in a battle against Sonic, Egghead decides to take Sonic to court to receive justice.
Episode 18
When Dr. Eggman markets his own brand of tomato sauce, the others are suspicious of possible ulterior motives.
Episode 19
Sonic must give up his speed when it causes a deafening tone, but Dr. Eggman may have a remedy.
Episode 20
Episode 21
Sonic, Tails and Knuckles wake up a sleeping rock giant who begins rampaging.
Episode 22
Sonic and Eggman must use teamwork and friendship in order to escape from the ancient temple they are trapped in.
Episode 23
Orbot and Cubot must defeat a living computer virus in the cyber world.
Episode 24
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.
Episode 25
When Sticks insists on being the one to teach Amy survival skills, Sonic and Knuckles challenge them to a race through the jungle.
Episode 26
After Sonic and the others use Eggman's technology against him, he swears off technology for good; Lightning Bolt Society unleashes an attack.
Episode 27
Amy decides to open her own restaurant which causes a rivalry with their former hang out and Dave the Intern.
Episode 28
A cool new shrew arrives in town, threatening Sonic's status as the town's biggest hero.
Episode 29
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.
Episode 30
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.
Episode 31
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.
Episode 32
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.
Episode 33
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?
Episode 34
After Sonic calls Mike "a normal guy", Amy sets up a seminar to help him develop a more sensitive attitude.
Episode 35
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.
Episode 36
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.
Episode 37
Dave the Intern inadvertently takes down Eggman and becomes a true vilain.
Episode 38
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.
Episode 39
The guys go undercover as a boy band to prove that Amy and Sticks are being brainwashed by a pop icon.
Episode 40
Tails is experiencing a crush; Dr. Eggman has a difficult time picking up his package from the post office.
Episode 41
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.
Episode 42
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.
Episode 43
When Tails' workshop is destroyed by a fire, Sonic, Knuckles, and Amy each have conflicting versions of how it happened.
Episode 44
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.
Episode 45
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.
Episode 46
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.
Episode 47
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.
Episode 48
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.
Episode 49
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.
Episode 50
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.
Episode 51
Knuckles tries to make amends for a past misdeed, but he only succeeds at making things worse.
Episode 52
In his most diabolical plan yet, Dr. Eggman decides to band together with all of Sonic's enemies. Shadow the Hedgehog, joins the fight.
