5 STRONGEST Characters In Witcher 3

Who are the strongest beings that we have in Witcher 3 and just Witcher 3 because we might add someone like Vilgefortz to this list and a few other characters. We are talking mainly lore so not the gameplay aspects and also we are looking multiple factors. Not just swordfighting skills or magic abilities but everything combined, from influence to fighting skills to magical abilities and everything we know about them. So let's start with number 5