What if Sonic the Hedgehog was created by Hanna-Barbera/Sonic Underground

Sonic Underground was an American animated action-adventure-comedy series created by and, being the second installment on the Sonic the Hedgehog franchise. It was produced by and aired on ABC between 1980 and 1984.

Synopsis
Sonic discovers that he has royal blood and has two siblings, leading up to reuniting with them. However, Dr. Eggman continues his quest to take full control of Mobius, leading to hire two bounty hunters to find their long-lost mother. Now, the siblings, as well as Tails, have to defeat Eggman and find her before it's too late.

Voice cast

 * as Sonic the Hedgehog
 * as Manic the Hedgehog
 * as Sonia the Hedgehog
 * as Miles "Tails" Prower
 * Janet Waldo as Queen Aleena the Hedgehog
 * Mel Blanc as Dr. Ivo "Eggman" Robotnik
 * Paul Winchell as Sleet
 * Daws Butler as Dingo

Episodes
See List of Sonic Underground episodes.