From Gamefly.com: Advance Wars comes to the Nintendo DS! The popular action platformer now expands the battlefront to two screens, making tactical mayhem double the fun. Command air forces above on one screen, engaging in dogfights and leading air strikes, while you fight stunning battles on the ground with the touch screen below. Engage in full-on warfare with the new Survival and Combat modes. Take on the computer or play against your friends using DS' wireless connectivity.