but yeah, it'll probably be back up later today. pretty sure most of you have already owned/played this before, but hey, perhaps you don't have it on pc. and if you haven't, i'd recommend it - it's free so why not :) bear in mind online might suck ass because of hackers, but the single-player story is still great from what I remember.
edit: link to store https://www.epicgames.com/store/en-US/free-games