So you've just built yourself a brand new gaming PC. Lots of RAM. Big graphics cards. A speedy CPU. One, two, or maybe more special SSDs. A nice, 4K capable monitor, and a nice set of headphones to match.

But what do you play? Hardware hasn't evolved to the point where it can play everything in 4K, and there are plenty of older games that really shine with the bump in resolution. So if you've just built a brand new gaming PC and you're looking for things to test the waters, here's the games you should really play in 4K.