Saw this on E-Bay today. If you're the type to go for "Dioramas" and the such.. then you would go Ga-Ga for this one.
Custom (Heavy Scratch) Driller By Jin Saotome
From the "Dark Of The Moon" movie.
Also known as Shockwave's Pet.
Too bad its only the head part and doesnt include the middle or tail. If this were more like a "Bookend" motif than i would gladly jump into the bidding war.