DAMN that pose. Great work. love what you did with the stance andthe whole neck and calf lean. Being someone who often sits like that, I still can't say I would have drawn it better. good work! The only crit I could think of, is that the shoulder bone vanishes into his back. Personal preference there though.
XD Well I have a fairly time and effort effective (At least I think so) method to my drawings: Scribble like an insane child on the paper, scan it, kill lots of the useless scribbles with brightness/contrast, then kill the rest of them with the eraser. The stuff that's left behind has that nice organic pencil look.
Kay, I'll tell you a secret that some women aren't aware of: If it has abs and big arm muscles, we'll think it's sexy even if it looks like a lion! o_o I learned this secret when Halo came out and I couldn't stop thinking about how hot the Elites were, even though their faces were like sliced open lizards. 8D