The io9 Costume Show Week 2: Baby Jedi, Firefly Awesomeness, and More!

We're in the middle of our annual io9 Halloween Costume Show, and everybody is already outdoing themselves. Check out some of the standouts from this week's batch, and post your own! More »


This Year's Sluttiest and Weirdest Store-Bought Halloween Costumes

Halloween is coming up this weekend, and you still don't have a costume. Luckily, the store-bought costume industry is here for you! This year's weirdest, wrongest and sexiest ready-made Halloween costumes include Sucker Punch, various superheroes... and an inflatable Star Wars costume that you just have to see for yourself. Plus a large number of "steampunk" costumes that will make you cry. More »


20 Zero-Effort, High-Concept Halloween Costumes Guaranteed To Alienate Your Friends

Halloween! It's the time of the year when some of us get dolled up in our finest regalia, and others have trouble remembering it's October. If you're the kind of overworked, absent-minded, or just unabashedly antisocial individual who has no time or patience for the holiday, here are twenty cosplaying ideas. More »


The Best Science Fiction and Fantasy Halloween Costume Ideas for 2011

Hoping to find a timely Halloween costume this year - but not interested in being the 20th Nyan Cat at the same office party? Then try on these outfits for size. We've collected over a dozen great ideas for timely and exciting science fiction and fantasy costumes. More »


20 last minute science fiction Halloween costumes

We love Halloween, but we also realize that some readers lack the free time or emotional investment to build a lifesize Power Loader from Aliens. Here are 20 costumes that you can whip up by Halloween weekend. More »


Cosplay on acid - the weirdly redundant art of dimestore scifi costumes

Vintage department store costumes followed a strangely predictable formula: soulless plastic mask + psychedelic torso art with the character's face again (for absolutely no reason). Here are some of your favorite scifi characters looking like narcissistic lunatics. First off, we have the Alien. It's like he was his own college mascot. More »


What Science Fiction Characters Wear for Halloween

Still stumped on a Halloween costume idea? Maybe you can take your cue from these Halloween-loving characters from science fiction and fantasy. Check out what these folks wear to celebrate the season of horror. More »