Sonic is the fastest Hedgehog in the world and he is friends with Tails.
He stops Dr. Eggman form taking over the world.
Speed[]
His speed came from the 1st Super Mario Bros where the guy who made Sonic said in Nintendo Power he wanted to beat level 1-1 as fast as he can and that made the idea of Sonic's speed.
Comics[]
Sonic has bean in maybe over 200 comics WOW!