Judging by your username, and the fact that the mini is a Deff Dread in a suggestive pose, I;m guessing we might see an interesting conversion piece involving a Space Marine Dreadnought? I hope so
6.5 I'd say some more shading around the vision slit, targeter and skull on the front for greater depth and I'd dirty the wires up a bit as they seem a little too bold. Other than that I hope it kills lotz...good job.