Twenty years of Sonic the Hedgehog - BBC News

As Sonic the Hedgehog celebrates his 20 year anniversary, Dave Lee looks back on the character that defined video gaming for a generation.

Edge of Darkness (2010) - News - IMDb

List of best-selling video games, Ultimate Pop Culture Wiki

Sonic, Street Fighter and the 'golden age' of gaming magazines - BBC News

Sonic the Hedgehog: The Major Character Change That Saved the Movies

Sonic the Hedgehog: 'I'd never seen anything like it in a video game' - BBC News, sonic game

Sonic the Hedgehog 2 Easter Eggs and Reference Guide

Sonic Team

Sonic The Hedgehog 2 Release Date Confirmed

The ILLEGAL Sonic The Hedgehog 4 For Super Nintendo