Mario and Sonic at the Olympic Winter Games (DS) - All Rival Battles (Gold Star)

This video shows all Rival Battles cleared with Gold Stars in Mario and Sonic at the Olympic Winter Games for the Nintendo DS. This includes all the boss challenges of Bowser, Dr. Eggman, King Boo, Rouge, Big Bullet Bill, Jet, Dry Bones, Eggman Nega, Dry Bowser, Omega, Metal Sonic and Bowser Jr. from the story mode (Adventure Tours).