Sure, goblins, ghouls, and zombies lend a spooky air to a Halloween theme, but those are old hat. Take a more interesting and stylish route, instead. Create a mad scientist’s lair, with chemistry supplies and apothecary jars. Add a (stuffed?) raven or two to set the mood. Before you begin decorating this Halloween, make sure to read the following eBay guide for a stylish, yet spooky, Halloween décor.