looks like ur using davidskiwans torso ref actually...
the shoulders are the worst part of the model, they are absolutely horrid, lots of wasted polies, and what is up with the ring on the front view? the back view looks very sloppy in the connection of the upper arm to the torso (again involving the shoulders). in general the arms look a bit misproportioned to the body. and the neck is WAY too low, like hes come from a cartoon where someone hit him in the head with a shovel...