There are some mods that you need to read up on before you understand why you might want to give them a whirl. There are some mods with which that process can be accomplished via a single GIF. A new Oblivion Remastered work that makes it possible to hilariously reduce the contents of Cyrodiil’s cities to chunks of flying rubble just by slapping buildings with spells is firmly in the latter camp.
Before you get too worried about the karmic balance of the modding wizard powerful enough to make this sort of wanton destruction possible, it’s worth bearing in mind that they’ve previously given players the ability to build new homes any displaced citizens could probably move into.