Sonic, Tails, Princess Sally, and a band of freedom fighters battle to overthrow Dr. Robotnik, a despotic dictator who conquered their home planet Mobius years ago, and rules it as a polluted industrial dystopia.
Recommendations:
Adventures of Sonic the Hedgehog
Sonic Underground
The Mommies
Little Bear
V.I.P.
The Disastrous Life of Saiki K.: Reawakened 斉木楠雄のΨ難 Ψ始動編