The sun has set on the east coast and trick-or-treaters are beginning to fill the streets, but keep your eyes peeled for starchitects lurking in the shadows. Building Satire has imagined five of our favorite international stars as vampires, witches, mimes, scary clowns, and Frankenstein. Spooky! But what starchitect could pull off a pirate or headless horseman? Share your suggestions in the comments. [Via Curbed.]