Sonic the hedgehog

Sonic the Hedgehog is a Japanese anthropomorphic blue hedgehog, the mascot of Sega, and the protagonist of a massive video game series launched in 1991 to compete with Nintendo's Mario. Known as the "fastest thing alive," he features supersonic speed, allowing him to fight the mad scientist Dr. Eggman. extreme speed, Sonic can roll into a ball to attack enemies and harness the Chaos Emeralds to become Super Sonic, granting him flight and invulnerability.