Sonic Advance, Battle Double (Pack) for Game Boy Advance

The evil scientist Dr Eggman has hatched a dastardly plot to build an empire with unimaginable powers. You can't just stand around and watch this happen! Command Sonic and friends as they dash into action on a thrilling mission through challenging environments to rid the world of Dr Eggman for good! Sonic Battle brings furious combat action to the GameBoy Advance, as Sonic and his friends set out to determine which one of them is really the best fighter!