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: Triple Trouble Sonic the Hedgehog: Triple Trouble Sonic the Hedgehog: Triple Trouble is an platform game developed by Aspect and published by Sega for the Game Gear in 1994. It is the sequel to "Sonic Chaos" and features classic "Sonic" series gameplay. The player can choose to control either Sonic the Hedgehog or Tails as they venture to protect the powerful Chaos Emeralds from others. Sonic and Tails can use items strewn across the stages, and differences in their abilities make for different gameplay experiences when playing as each character. Critics commented that the game was enjoyable and had excellent graphics, but