One of the great strengths of PC gaming is a back catalogue that spans decades. Companies like Nintendo emulate older games on their modern consoles, but that can't compare to the thousands and thousands of games you can track down from the history of the PC. But not every banger that's ever dropped on DOS or Windows is so easy to find. Some of the all-time greats still aren't available digitally even now, and your only legal way to play them is to hunt for a boxed copy on Ebay and hope it plays well with modern Windows.The list of those missing classics is growing shorter due to stores like GOG and developers like Nightdive dredging up as many relics from the muck of abandonware as they can. But the list is still longer than it should be, so we asked Nightdive what the odds are that the games below can get the digital re-releases they deserve.Here are 18 of the games we most want to see available again, ideally with support for higher resolutions and smooth