It’s getting to be that time of year again, and maybe you want to show your holiday spirit. But you don’t have to sacrifice flaunting your geekiness at the same time — just wear one of these geeky tees fashioned after the classic Christmas sweater!

Dexter Morgan’s blood slides — his collection of “trophies” from each of his kills — are such an iconic part of the Showtime series that several fans have found ways to incorporate them into crafts of various sorts, all without having to resort to murder.

Star Wars fan and guitar enthusiast Travis Stevens built an electric guitar out of a vintage Millennium Falcon playset. It even lights up!

This past weekend, we attended Dragon*Con in Atlanta, and as always, there was some fabulous costuming. There was so much awesomeness that instead of a list, I’m sharing a gallery of some of the best costumers and costume groups I came across during the convention — plus a few of me, Jason, and Ginny!

In 2008, the Chicago-based Slay-A-Thon, an annual charity event organized by Buffy the Vampire Slayer and Angel fans, raffled off a particularly cool prize: a playset of the iconic Magic Box, made by fanvidder (and modeler) HammerPixVideo.

Take a break from your Starcraft 2 slaughter to check out some of these awesome fan-made tributes to the prolific Zerg. Some of these are so cute that you might actually feel bad the next time you send your Firebats out to do their duty.

One of the coolest things I saw at Star Wars Celebration V was the 501st Legion’s “TK Project,” a charity auction allowing fans to bid on one-of-a-kind stormtrooper helmets designed by artists, actors, directors, and more. Here’s a sampling of some of the 50 or so helmets on display at the con!

Ever get lonely playing Portal? Wish you had your own Weighted Companion Cube to snuggle? Sara Chicazul made her own, and she recorded the whole process in a fashion so detailed it’s almost scientific (GLaDOS would be proud). If you’re crafty, you can follow her photo-rich tutorial and make your own.

We’re in the midst of summer, and while geeks typically are an indoor breed, we too occasionally flock to the beaches. While there, some of us even leave crop circle-like monuments to our visit, as evidenced by these five awesomely geeky sand sculptures.

For 20 years, the Monkey Island series has garnered a cult following, and that means lots of awesome fan crafts and tributes. So grab your sword, your map, and your rubber chicken with the pulley in the middle, and let’s go treasure-hunting for some fan-made tributes to the first two installments of the Monkey Island franchise!