Why settle for a traditional star or angel on top of your Christmas tree when you can add a touch of fandom? A geeky tree topper is the perfect way to showcase your love for your favorite characters and worlds, bringing unique flair to your holiday decor. Here are some creative tree topper ideas inspired by popular fandoms that will make your Christmas tree stand out. Death Star (Star Wars) Concept: Top your tree with the iconic Death Star, complete with its unmistakable structure. How to Make It: Find a spherical ornament or a paper lantern and paint it gray.