
Sonic Underground
Rumor has it that Queen Aleena's journals are buried in the city of Tashistan. Sonic and his siblings search the city for the scrolls.

Rumor has it that Queen Aleena's journals are buried in the city of Tashistan. Sonic and his siblings search the city for the scrolls.

When S and G rocket to outerspace to mine a radioactive mineral from asteroids, Sonic and Tails stow away. Through a blunder by the robots, all are stranded in space, and Robotnik tries to blow all of them out of the stars.

Robotnik installs a new "obedience microchip" in Scratch and Grounder and orders them to drill for a rare mineral in a tropical mountain. With his Freezomatic machine, Robotnik covers the mountain in ice and runs a Hermit out of his home.

Sonic reluctantly takes Tails with him to the Big City to find some cotter pins for the Freedom Fighters catapults. While in the City, Sonic is nearly eaten alive by his old dog Muttski, now a roboti-sized guard dog in the Junk Heaps

Tails brings a new friend home to Knothole - a baby Terra-Pod who has strayed from the herd that is currently migrating. Sonic, Sally, and some of the other Freedom Fighters return the Baby-T to its mom and the rest of the herd.

Robotnik severely upsets the ecosystem above and below the surface, when he sends explosive, Robotnik snake probes drilling deep under ground in search of oil lakes.

When Sally uncovers Robotnik's plan to seed the cloud with toxic rain, they attempt a daring mission to sabotage the dirigible-like craft being transported by land vehicles. Mission fails when Sally, Bunnie and Antoine are captured.

Robotnik installs a new "obedience microchip" in Scratch and Grounder and orders them to drill for a rare mineral in a tropical mountain. With his Freezomatic machine, Robotnik covers the mountain in ice and runs a Hermit out of his home.

A group of Freedom Fighters is obliterated by a swarm of metallic fly-bots. When Manic goes looking for the insects, he is stung with serum.

The Hedgehogs find out that Sonia has inherited a castle. She basks in the idea of having a castle for headquarters.

Robotnik organizes a track meet to lure Sonic into a trap.

Sonia is invited to a debutante ball, but before she can be officially announced to society, she and her brothers, Manic and Sonic have an important mission.

While lost in the wastelands of Mobius, Sonic, Manic and Sonia stumble upon an oasis called Lake Valley Resort.

Rumor has it that Queen Aleena's journals are buried in the city of Tashistan. Sonic and his siblings search the city for the scrolls.

After Sonic is almost sucked inside the Void, he finds a huge Ring which Sally believes is an ancient relic but it turns out to be trick of the Sorcerer, Nagus. Sally and Bunnie are drawn inside the Void and when Sonic comes to rescue them, Nagus pretends to be the King so Sonic will use his speed to transport him outside.

Robotnik installs a new "obedience microchip" in Scratch and Grounder and orders them to drill for a rare mineral in a tropical mountain. With his Freezomatic machine, Robotnik covers the mountain in ice and runs a Hermit out of his home.

When Sally uncovers Robotnik's plan to seed the cloud with toxic rain, they attempt a daring mission to sabotage the dirigible-like craft being transported by land vehicles. Mission fails when Sally, Bunnie and Antoine are captured.

After Antoine saves Sally's life during a raid, Sonic can't stand his bragging and zips in to see Uncle Chuck, who finds out his "bug" in Robotnik's HQ is malfunctioning.

Tails brings a new friend home to Knothole - a baby Terra-Pod who has strayed from the herd that is currently migrating. Sonic, Sally, and some of the other Freedom Fighters return the Baby-T to its mom and the rest of the herd.

Sonic and the Freedom Fighters journey to Robotnik's lab in hopes of deciphering his roboti-sizer system. While underground, Sonic spots his now roboti-sized Uncle Chuck aboard a Badlands bound mine-train and devises a plan for his rescue.