User blog comment:Blazing Flare/SEGA 3D Classics collection confirmed: Sonic 1 is listed in it!/@comment-3571790-20160122135738/@comment-30992517-20160128001319

Also, I have the link of the article that shows proof that Sonic is a hedgehog and not a sandslash. http://sonic.wikia.com/wiki/Sonic_the_Hedgehog