Impractically Large Bloodthorne
Godly Melee Weapon, 31 gold. Backpack Battles item.
While you have at least 5 Empower: Decrease stamina usage to 2 and cooldown to 2s. On hit: Use 3 Regeneration to gain 6 Vampirism and 6 Spikes. Deals +2 damage per Spikes and Vampirism.