added by SheWolf11
Source: I DID NOT MAKE THIS
My favorite hedgehog
This Sonic Underground fan art might contain anime, comic book, manga, and cartoon.
added by Durell89
Furry Girl Profiles Sonia the Hedgehog Sonia is the brother of Sonic the Hedgehog in the 1999 tv series Sonic Underground. For the record, she is purple not pink.