Sketchbook: 4th Doctor & Captain Kirk

Well, as y'all know, the next LCS is on the Fourth Doctor, so I thought this would be a nice little bonus for you guys!
Great team-up? Or the greatest team-up?

You know, drawing unconvincing sci-fi monsters is harder than you'd think. You have to make it look real... and fake at the same time. And knowing is half the battle.