2 Games in 1 : Sonic Battle + ChuChu Rocket!

Double Pack:

Sonic Advance:

Sonic is back to save the world! The evil Dr. Eggman is at it again, with a brand new scheme to trip up Sonic and his pals. Maneuver your way through obstacles, puzzles and traps to collect the chaos emeralds and defeat the vile Dr. Eggman before it's too late!

ChuChu Rocket!:

ChuChu Rocket. exclusive to the Dreamcast, offers a new on-line gaming experience in the form of a 4-player, adrenaline paced puzzle game. You can enjoy this wildly addictive game with friends, in the confines of your home, or over the Internet against complete strangers! Just lead the mice to a rocket while protecting them from the vicious cats along the way. ChuChu Rocket! - the concept is simple but the challenge is never ending...