Sonic and Tails help an alien prince fix his space shuttle so he can return to his home planet for his coronation before his younger brother is crowned in his…

When Robotnik opens up a resort to make resident Mobians his slaves, Sonic enlists the help of some robots from an area of Mobius called Scrap Valley.

On Sonic’s birthday, Tails builds a flying bicycle. Realizing Tails’ potential with mechanics, Professor Von Schlemmer invites Tails to be his research assistant.

Robotnik seemingly announces his surrender to Sonic, and he invites him to a resort in his gratitude.

Robotnik seemingly announces his surrender to Sonic, and he invites him to a resort in his gratitude.

Robotnik has unleashed his Stupidity Ray on Mobius, knowing that the newly-stupefied Mobians will be too brain dead to stop him.

Robotnik has unleashed his Stupidity Ray on Mobius, knowing that the newly-stupefied Mobians will be too brain dead to stop him.

When Robotnik opens up a resort to make resident Mobians his slaves, Sonic enlists the help of some robots from an area of Mobius called Scrap Valley.

Robotnik’s attempt to cause Sonic to age rapidly with his newest device backfires, turning him and Tails, and later himself, into babies.

When Scratch and Grounder use Robotnik’s latest invention to turn Sonic to stone, Tails attempts to foil the duo to ensure Sonic’s safety.

Robotnik’s attempt to cause Sonic to age rapidly with his newest device backfires, turning him and Tails, and later himself, into babies.

When Scratch and Grounder use Robotnik’s latest invention to turn Sonic to stone, Tails attempts to foil the duo to ensure Sonic’s safety.

An intergalactic huntress visits Mobius, capturing various citizens and falling in love with Robotnik.

An intergalactic huntress visits Mobius, capturing various citizens and falling in love with Robotnik.

Robotnik pursues Breezie and Robotnik Jr. in order to find out why they betrayed him with the intent of building a perpetually loyal robot wife.

When Sonic and Tails are captured by Scratch and Grounder, Sonic creates a diversion by telling the duo the story of their creation.

Sonic becomes the sheriff of Tranquil Gulch, in hopes of keeping Robotnik’s robots from harassing the locals.

Robotnik pursues Breezie and Robotnik Jr. in order to find out why they betrayed him with the intent of building a perpetually loyal robot wife.

Momma Robotnik visits her son, and after he fails once again, she disowns him and decides to adopt Sonic as her own son in order to capture him.

Tails gets a megadose of Robotnik’s growth gas and grows quickly to monstrous proportions, eating everything in sight and terrorizing the countryside.

Momma Robotnik visits her son, and after he fails once again, she disowns him and decides to adopt Sonic as her own son in order to capture him.

Sonic must save a family of sloths from Dr. Robotnik’s slow-motion ray. But when he himself is slowed down by Scratch and Grounder, Tails and the sloth family must take…

Robotnik’s insane cousin, Dr. Warpnik, captures Tails and lures Sonic into his Zone of Confusion in order to enact revenge on Robotnik for banishing him.

When Sonic and Tails are captured by Scratch and Grounder, Sonic creates a diversion by telling the duo the story of their creation.

Tails adopts a squishy creature from another dimension named Goobster, who turns out to be a black hole.

Robotnik and a rival named Brandon Quark try to cooperate in capturing Sonic. However, Sonic tricks them into becoming enemies, and they try to outdo each other.

Tails gets a megadose of Robotnik’s growth gas and grows quickly to monstrous proportions, eating everything in sight and terrorizing the countryside.

Tails adopts a squishy creature from another dimension named Goobster, who turns out to be a black hole.

Sonic must save a family of sloths from Dr. Robotnik’s slow-motion ray. But when he himself is slowed down by Scratch and Grounder, Tails and the sloth family must take…

Robotnik reprograms a machine created by Von Schlemmer capable of bringing dreams into reality and unleashes a dream monster upon Mobius.

Sonic tries to save a gorilla that is under Robotnik’s control, while Coconuts finds the gorilla’s lost baby and plots to use it against Sonic.

Robotnik’s obnoxious mother visits her son on her birthday and expects a present. After he fails to destroy a nearby forest as a present, however, she decides to capture Sonic…

On the way to stop a train of explosives from arriving at Robotnik’s munition factory, Sonic and Tails must deal with a duo of bears named Big Griz and Mad…

Robotnik’s obnoxious mother visits her son on her birthday and expects a present. After he fails to destroy a nearby forest as a present, however, she decides to capture Sonic…

Sonic and Tails infiltrate Robotnik’s new Casino Night Zone to stop him and his henchmen from scamming a group of sheep into becoming Robotnik’s slaves.

Sonic and Tails infiltrate Robotnik’s new Casino Night Zone to stop him and his henchmen from scamming a group of sheep into becoming Robotnik’s slaves.

An asteroid is heading for Turtle Town and Robotnik offers to save it, but only if Sonic agrees to play in the Robolympics against him and his robots.

Scratch suffers a blow to the head and believes that he is his favorite television character, Edgar Eagle. Sonic uses this to his advantage in preventing another one of Robotnik’s…

When Sonic saves a female hedgehog named Breezie, he falls in love. Sonic does not know that Breezie is a robot that Dr. Robotnik created to keep Sonic occupied while…

Grounder accidentally puts a “genius chip” in his head and it makes him so smart that he easily captures Sonic and even takes over Robotnik’s operations.