Dude yer tearin' it up with these sketches. I like the way you're pushing the features. The guy looking at his hand is brilliant.
Oh yeah - are you on deviantart.com yet? If not you should be! Tons of comic book pros that post regularily and a lot of other great artists there to get feedback from and get inspired by. Check it out!
dang man these are good. your really busting out a lot of goodies lately!