And so! Kurei is the leader of the Uruha Jyuushinshuu (excuse the spelling). This page ATTEMPTS to tell you more about them without giving too much away. Ya know, to preserve suspense and all. This is all placed according to their teams, excepting Rasen, Raiha, Jisho and Meguri Kyozan, who are under miscellaneous

uruha [kurenai] uruha [maboroshi] uruha [ma] uruha [oto] miscellaneous uruha