I need help please, for beating Berserker King (Build)

Am on my second play through (not new game plus) am on givme god of war difficulty am struggling to defeat this boss, i already killed Gna but it takes from me a part of my soul it just was almost impossible, i dont want the same with this boss i just want a build to kill him fast and easy , can anyone helpme (I searched online mostly youtube and the are a lot of build but in some comments says that some updates to the game have broken those builds so i dosent make as much damage) sorry for my English is not my first language