Pick up the Left 4 Dead games for cheaper than a pack of gum in the new Steam sale that's all about zombies, and also vampires

Ready for Halloween, but a little miffed it's so far off? Well, Steam's got you covered. There's plenty of blood, guts, and ghoulies waiting for you in the Zombies vs. Vampires Fest active through June 2.

That might sound a little narrow if you consider the full scope of things, but zombies are such a quintessentially videogame archetype that you'll find all sorts of games about them. Vampires are less ubiquitous, but it's nice to have them grandfathered in here instead of in their own hyper-specific...