Commander Shepard - Commander Shepard is the main player character in Mass Effect. Shepard's sex, physical characteristics, past and first name are determined by the player, and in effect becomes the player's "alter ego". (sorry for the lame description here, wiki him yourself)
Desert Claw - Couldnt get any info on him so here is a picture
http://img466.imageshack.us/img466/1...claejj5.th.jpg
Tidus - After a mysterious creature called "Sin" attacked his hometown, Tidus was seemingly transported to the world of Spira. Lost, confused, and feeling out of place, Tidus soon meets a newly fledged summoner, Yuna, and her guardians.