Spells:

Golden Vow - This is your weapon skill and increases your damage by 15% which is perfect for this build. Also, it increases your defenses, so you're even tankier.

Flame Grant Me Strength - The damage you deal with Morgott's Cursed Sword is 100% physical except when you use First Blood slice in that Elden Ring Items trailing explosion deals fire damage which then it buffs the physical and fire damage to that very effectively

Unendurable Frenzy - This spell allows you to hold down the casting button and just continuously spew fire, as long as you have FP this spell is going to keep spewing fire in front of you and you can walk around when you do it, which allows you to keep the spacing on enemies

Swarm of Flies - This spell will help you get the bleed to build up on a target where you can just go on best place to buy elden ring items like a jump attack or something or you can use cursed blood slice trigger Hemorrhage really fast