FPS titles with great environmental world-building? e.g. Alien: Isolation, Metro, DOOM '16, even Portal 2 counts -- games that feel like real, lived-in places and not just a series of arenas.
For example, I didn’t fall in love with Titanfall 2’s environmental art design—it felt a bit generic to me, like it was meant to be the backdrop for a shooter, as opposed to the Sevastopol in A:I or the station in SOMA that felt like existing locations....