Hedgehog David Humphrey K?ji Yusa Rouge the Bat Lani Minella Rumi Ochiai Maria Robotnik Shelly Fox Yuri Shiratori Professor Gerald Robotnik Marc Biagi Chikao ?tsuka Chao Tomoko Sasaki Tomoko Sasaki Omochao Lani Minella Unknown Sonic Adventure 2 Battle North American box art There is an update called Sonic Adventure 2 Battle