Amulet of Supreme Protection

While you are wearing this flawless mithral amulet set with a glimmering sapphire, you gain a +3 bonus to your Armor Class, and you have immunity to force damage.

In addition, while wearing this amulet, you can use an action to cast the heal spell (9th-level version) from it. Once used, this property can't be used again until you finish a long rest.

Notes: Bonus: Armor Class, Immunity: Force, Healing, Buff, Warding