Wondrous Item, very rare (requires attunement by a Necklace)
This necklace reinforces the wearer's body with adamantine, one of the hardest substances in existence. While you're wearing it, any critical hit against you becomes a normal hit. While wearing this magic amulet you have advantage on dexterity saving throws.
Notes: Immunity: Critical Hits, Advantage: Dexterity Saving Throws, Necklace, Warding
Comments