The faces in Oblivion may be the most obvious part of this problem. Some of its art may hold up well, but graphically it’s very dated. There’s no denying it, 12 years later Oblivion is a pretty ugly game. You’ll be sure to want those if you’re planning on heading to the Shivering Isles.
There are also a couple of other patches for the DLC and expansions, too. This huge game-wide patch fixes 1,800 bugs and glitches, from the minor animation glitches to the floating rocks, holes in the floor, and see-through wall. This unofficial patch is essential for getting into Oblivion Nexus on PC. Best Way to Mod Oblivion with Nexus Mod Manager.