I know its been a while since I've posted some 3D stuff. I just completed this today (ok, so its not as detailed as the Megatron picture, but I'm not that good ) Here is Soundwave.
Not bad at all, m8. A suggestion for future pics, however, would be to make the background a little lighter; the model gets lost in it somewhat. If you can post a pic where you can see the model a bit clearer (and possibly a closeup or something as well), I'll crit it for you What software do you use, BTW?
Make him dance. DO IT NOW!!! (Oh yeah, and you did a nice job on it. My only suggestion is that shrink the head, give him a neck, and add some more details. )