Antichamber 66% off on Steam today, Skullgirls free this weekend

Steam rolled out a new batch of limited-time PC game deals, dropping the price of the Escher-inspired first-person adventure game Antichamber by 66 percent as Lab Zero Games' 2D fighter Skullgirls gears up for a free weekend.

Steam's Weekend Deal additionally drops the price of Overkill Software's multiplayer heist sim Payday 2 by 40 percent, to mark the release of its new Armored Transport DLC.

Kerbal Space Program rounds out this weekend's deal selection with a 40 percent discount. Skullgirls is also available at a discounted rate over the course of its free weekend, ending Monday at 10 a.m. Pacific time.

This article was originally published on Joystiq.