Sonic the Hedgehog protagonist Sonic the Hedgehog, a blue hedgehog able to run at supersonic speeds, and recurring villain Dr. Eggman, an evil scientist whose ambition is to conquer the world. Among Sonic's many allies, the most well-known include: Miles "Tails" Prower, a twin-tailed, highly intelligent yellow fox who is Sonic's sidekick and best friend; Amy Rose, a pink hedgehog who is Sonic's self-proclaimed girlfriend and a hero in her own right; Knuckles the Echidna, a coolheaded red echidna who is the guardian of the Master Emerald; Shadow the Hedgehog, an anti-heroic doppelgänger of Sonic with a dark past; and Metal Sonic, a
Sonic the Hedgehog Pocket Adventure Sonic the Hedgehog Pocket Adventure The game was released in December 1999 to positive reviews. Critics felt "Sonic Pocket Adventure" was a faithful adaptation of the traditional "Sonic" game formula, most importantly not making any sacrifices to the game's speed. Reviewers praised the game as one of the best among the Neo Geo Pocket Color's library, and commended the quality of SNK's hardware. Several members of the SNK development team later formed Dimps which went on to develop several more "Sonic" games for handheld devices. "Sonic the Hedgehog Pocket Adventure" is a platform game in the style of the classic