^^^ very interesting face! it seems you have combined some faces almost... it looks quite unique, I wonder if anything can be done to better blend some of the color on his face? Right now, unless it is in-game shadows I am seeing, he looks to have stripes of brown on his face.
Besides that.... I really like the work!
Want to play a game of ME3MP?
Qui-Gon_Glenn on the software of which we shall not name.... add me and the enemy shall fall in chunks of crimson salsa