A battle with fighters called SekiRei.
What is MBI using this battle for? Who knows.
An anime from Square-Enix, so its got some good battles. Its ecchi but once Game Master starts phase 2 we see more battles.
http://www.hulu.com/sekirei

Season 1 pic. Season 1 is uncensored on Hulu.

Season 2 pic, all characters shows also in season 1.
Season 2 is Simulcasting on Hulu, with the TV censors (one fighter's backside slipped through in episode 3).