The ring of Yilgrimm contain the souls of his victims burnig in his dark empire. The Ring gives his carrier the power to control these evil flames.

Fire Immunity. While wearing the Ring, its carries can not be hit by any Attacks including fire.

 Spellcasting.The Ring has 5 charges and regains 1 charge everytime the Ringcarrier eliminates an creature with an spell including Fire. While wearing the Ring you can cast Spells from it. In Combat you can cast these Spells as an Bonusaction. These Spells have an save DC of 14 plus your Charisma modifier.

Notes: Immunity: Fire