The show follows Sonic and his two siblings, Manic and Sonia who are the hit rock band, Sonic Undeground as they seek to find their mother and defeat the tyrant, Robotnik who takes over Mobius and turns it into a waste land.
The show follows Sonic and his two siblings, Manic and Sonia who are the hit rock band, Sonic Undeground as they seek to find their mother and defeat the tyrant, Robotnik who takes over Mobius and turns it into a waste land.
