Last week Mac gamers finally got to sink their teeth into Steam from Valve. When Steam launched Valve said each week gamers will get more games and each batch of new games would showcase one of steams features. Last week was “Steam Play” which allowed you to play your purchased games on a PC or Mac. This week’s games showcase cross-platform multiplayer. This first set of titles that allow for PC vs. Mac cross-platform gaming include the co-op zombie hit Killing Floor, Altitude, and Madballs in Babo: Invasion.
nd they are also running some deals on the new games, Killing Floor will be offered at 33% off its regular price (for a limited time). An Altitude Free Weekend promotion is available now on Steam, and those who wish to purchase the game and play beyond the weekend may pick it up at 50% off its regular price. And Madballs in Babo: Invasion is also available at 50% off its regular price.