Oblivion Remastered's magic system truly lets you feel like a high-level wizard. The complex system allows you to create your own spells, stack them, and even use custom potions to amplify them. When used correctly, you can almost become a god that can smite the hordes of Oblivion with one spell.
The success of Oblivion Remastered should matter.
However, leveraging this system requires knowledge and research – and I don't mean the kind you can level-up in the game. Carefully selected items must be used in tandem, while enhancing them with the right potions. Preparation also plays a key part, as you need to concoct all of this and use it before a fight.
As demonstrated by Bsteph21 on Reddit, you can eviscerate groups of high-level enemies with a single spell if you make all the right arrangements. This isn't a cheat or an exploit either, the game actually allows for this broken level of magicka. The spell they used is a combination of a number of powerful ones.
This spell here is: Drain Health 100, 100ft Shock damage 100, 100ft Fire damage 100, 100ft Frost Damage 100, 100ft Paralyze 100ft 1sec Weakness to shock, fire, frost...