When Sonic mysteriously vanishes, Tails, Professor Von Schlemmer, and a pilot named William le Due search for him in the Pyramid of Kommamachs.

Robotnik captures Kwai Chang Crane, a martial arts master, and uses him to turn Scratch and Grounder into effective ninja to defeat Sonic.

Sonic, Tails and a group of mole miners are hit by Robotnik’s shrink ray and must work together to reverse the effects.

Sonic and Tails get arrested for speeding due to Robotnik’s nefarious hypnotizing scheme.

Outraged by a popular song about Sonic, Robotnik outlaws music on Mobius and takes the song’s composer captive with the intent of creating his own song.

Robotnik plans to freeze all of the Mobians in order to make them obedient.

Sonic and Tails enter a car race in order to save an orphanage that Robotnik threatens to shut down.

Sonic and Tails babysit a trio of unruly baby beavers who end up being abducted by Scratch and Grounder.

Robotnik sends Scratch and Grounder into space to pillage the asteroid belt, with Sonic and Tails in pursuit.

Robotnik sends Scratch and Grounder into space to pillage the asteroid belt, with Sonic and Tails in pursuit.

When Throbbin Screech features Sonic on his talk show, Lifestyles of the Very Good, Robotnik kidnaps his niece in order to be featured on the show.

Robotnik attempts to brainwash MacHopper, a friend of Sonic’s into doing his dirty deeds, but an explosion causes his memory to become unstable.

Robotnik makes chewing gum that makes the consumer as fast as Sonic.

Robotnik makes chewing gum that makes the consumer as fast as Sonic.

When Throbbin Screech features Sonic on his talk show, Lifestyles of the Very Good, Robotnik kidnaps his niece in order to be featured on the show.

Sonic and Tails babysit a trio of unruly baby beavers who end up being abducted by Scratch and Grounder.

Robotnik imprisons a satirical cartoonist for making fun of him in his comic book, much to the chagrin of his biggest fan, Sonic.

Robotnik threatens to demolish an airport, a lighthouse, and a train station. Sonic is forced to travel to all three places in order to remove the bombs.

Scratch and Grounder use a ray gun Robotnik invented to transport Sonic, Tails, and Robotnik into a book of fairy tales.

Scratch and Grounder use a ray gun Robotnik invented to transport Sonic, Tails, and Robotnik into a book of fairy tales.

During a fair in his honor, Sonic’s shoes are stolen and he and Tails use detective intellect to find the thief.

Robotnik threatens to demolish an airport, a lighthouse, and a train station. Sonic is forced to travel to all three places in order to remove the bombs.

Sonic comes to the rescue of a town that is held for ransom by Robotnik’s crime syndicate.

Sonic comes to the rescue of a town that is held for ransom by Robotnik’s crime syndicate.

A chemical accident caused by Coconuts ends up giving superpowers to Robotnik, who quickly uses them to threaten Mobius’s world leaders and publicly humiliate Sonic.

Robotnik imprisons a satirical cartoonist for making fun of him in his comic book, much to the chagrin of his biggest fan, Sonic.

Robotnik goes time-traveling to find the four Chaos Emeralds that bestow the user unlimited power. His first stop is the time of Blackbeard the Pirate, where he enlists the pirate’s…

Despite the intervention of Sonic and Tails, Robotnik obtains the fourth and final emerald in prehistory. With the emeralds gathered together, Robotnik uses them to become an all-powerful being.

Robotnik’s next stop in his time-travel is the Middle Ages, where the second emerald is. Sonic follows him, but Robotnik, with the unwilling help of a local wizard, obtains the…

In his next time-travel stop, Robotnik plans on erasing Sonic’s family tree in order to get the third emerald.

Robotnik goes time-traveling to find the four Chaos Emeralds that bestow the user unlimited power. His first stop is the time of Blackbeard the Pirate, where he enlists the pirate’s…

Coconuts acquires a magic wand and magical gadgets from Wes Weasley, and attempts to master them.

Robotnik’s next stop in his time-travel is the Middle Ages, where the second emerald is. Sonic follows him, but Robotnik, with the unwilling help of a local wizard, obtains the…

In his next time-travel stop, Robotnik plans on erasing Sonic’s family tree in order to get the third emerald.

Robotnik constructs a robot son in order to help him with his conquest of Mobius.

Despite the intervention of Sonic and Tails, Robotnik obtains the fourth and final emerald in prehistory. With the emeralds gathered together, Robotnik uses them to become an all-powerful being.

Coconuts acquires a magic wand and magical gadgets from Wes Weasley, and attempts to master them.

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.