One of the best-selling SEGA games of all time - Sonic The Hedgehog 2 is now available on mobile! Rediscover SEGA’s classic Super Sonic masterpiece! The second game in the Sonic the Hedgehog franchise brings more running, more jumping and more awesome classic arcade action! Dr. Eggman is back to his old tricks, trying to find the seven Chaos Emeralds that will enable him to complete his ultimate ...