"Get to know the hero behind the famous blue spikes and super-cool attitude, and learn all about his friends, his enemies, and his greatest victories. Sonic's world is a big one, so brace yourself and dive in!"--Back cover.

Everyone knows that Sonic the Hedgehog is the fastest hero in the world! He has thwarted Dr. Eggman's evil schemes time and time again with his supersonic speed and cool blue spikes. But what else should you know about the world of Sonic? Learn all about Tails, Amy, Knuckles, and the rest of Sonic's gang, and get to know the stories behind some of Sonic's greatest victories.