This is going to be a fairly long guide, and before we begin, first you need to know how to mod Skyrim and also install at least a couple of must-have mods. Bookmark this guide or watch the video and subscribe to my Youtube channel if you want more updates quicker. In order to overhaul how Skyrim plays, we are going to need some high quality combat, enemy & difficulty enhancement mods. Combat is arguably the most important aspect of the game.