Sonic Advance 2

Sonic Advance 2 is a 2002 side-scrolling platform video game developed by Dimps and published by Sega, THQ, and Infogrames for the Game Boy Advance. An installment in the Sonic the Hedgehog series, it is the direct sequel to Sonic Advance. The story follows Sonic as he sets out to save his friends and retrieve the seven magical Chaos Emeralds from series antagonist Doctor Eggman. Gameplay consists of the player completing various levels as one of five characters, each with their own unique attributes. After each zone is completed, the player faces Doctor Eggman in a boss battle.