Summer is over, but PC gaming is about to heat up. Starting with Borderlands 2 (pictured here), there's a bevy of new games coming to PCs this fall, and many of them look good enough to merit serious attention. From complex tactical strategy games to fast-paced, modern military shooters and everything in between, chances are there's a game coming out soon that will be perfect entertainment for all your holiday "down time." Have a look at this gallery, and tell us what you think in the comments section. Did we forget any critical nuggets of awesomeness?