I'm sorry to break it to you,but he's not. LOL,MAYBE YOU MEAN WHY HE WAS MADE.I hope,he was made because SEGA needed a mascot to outrival Mario from Nintendo so they made Sonic!
No, Sonic the Hedgehog is a character made by Sega Corporation.
Sonic is actually quite real.
Pokemon, not Sonic
Can't. Sonic's not real.
yes it is real but it was not in the show it was in the comics
Because he's not real..
Sonic is VERY real.
he was a hedgehog. but a blue hedgehog is unheard of.
No.
not yet
Sonic was created as a character for a Sega video game. And as you correctly stated in your question... Sonic is a hedgehog, not a person.
No characters from Sonic the Hedgehog not real. It is just a game series, and TV show.