Custom Robo Arena known in Japan as Gekitō! Custom Robo (激闘!カスタムロボ, Gekitō! Kasutamu Robo, lit. "Rumble! Custom Robo"), is the 5th game in the popular Custom Robo series. New Features to this game is the ability to go over Wifi, as well as Multi card play, and DS Download play, and will also use the DS touch screen for unique activities such as cleaning your robot after battle, and to help construct more parts to it.
The game is developed by NOISE and published by Nintendo. There is no set release date, but it is expected to release in Japan first, since it is very popular there.