Every level of Oleum Sanctum user learned, increases long ranged physical damage by 2%.
When equipped with Sura Stone (Upper), every level of Will of Faith user learned, increases physical damage against all proptery enemies by 3%.
When equipped with Sura Stone (Middle), increases Explosion Blaster damage by 10%.
When equipped with Sura Stone (Lower), P.Atk + 3, increases Oleum Sanctum damage by 10%.