In a post-apocalyptic and dystopian future, all life has been challenged by oppression and tyranny, as the evil Dr. Robotnik is on the wake of controlling Mobius.
Genre: Animation, Action, Adventure
Cast:Jaleel White , Bradley Pierce , Charlie Adler , Christine Cavanaugh , Jim Cummings , Rob Paulsen , Kath Soucie , William Windom , Cam Brainard , Mark Ballou , Cree Summer , Shari Belafonte , Michael Bell , Crystal Cooke , Tim Curry , Frank Welker , Dave Fennoy , Dorian Harewood
Sally receives a message from her father. She pinpoints his location in the dark swamp.
Sally is captured and Robotnik creates a clone in order to track down Knothole, the freedom fighters home.
With the help of his roboticized Uncle Chuck, Sonic and the others try to stop Robotnik's plan to use a giant crystal to replace his oil supply.
Sonic and the others head for the Maga Temple to find the secret scrolls.
Dr. Robotnik discovers the hiding place of the wizard Lazar and steals his computer of magic spells. Now Sonic must return the computer.
When Robotnik launches a spy-orb that will uncover the Freedom Fighter's Knothole location, Sonic and Robot launch themselves up to the orbiting spy-sphere aboard a home-made rocket powered by Robotnik's discarded booster engine that fell in the Great Forest. Once on the heavily guarded sphere, Sonic and Robot must find the spy sensors before they locate Knothole.
Antoine becomes jealous of Sonic and Sally together so he sneaks out a power ring so he can defeat Robotnik and capture Sally's heart.
Sonic is haunted by a vivid nightmare he once had of Sally being roboticized, and it interferes with his duties as a freedom fighter.
While sneaking around Robotropolis, Sonic, Sally, and Antoine meet Griff, the leader of the freedom fighter group of Lower Mobius.
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. After being swept into an underground world by a whirlpool, Sonic, Sally, Antoine and Robot discover a strange creature who claims he is the last of a people who have been destroyed by surface creatures and blames the Freedom Fighters for his plight. Robot gets a chance to become a hero for a change, when he saves Sonic and the others from a toxic pot of techno-junk, but it's up to the Hedgehog to turn the tables on Robotnik and destroy his drilling platform and team of lethal sn
Tails makes friends with a baby Tarapod. Now, the freedom fighters must protect the Tarapod's family from Robotnik.
Tails has always idolized Sonic. Now he gets to go on a mission with him.