Adamantine Shield, +1

This shield is reinforced with adamantine, one of the hardest substances in existence. While you're wearing it, critical hits against you have a 50% change of becoming a normal hit.  While holding this shield, you have a +1 bonus to AC. This bonus is in addition to the shield's normal bonus to AC.

Shields require the Utilize action to Don or Doff. You gain the Armor Class benefit of a Shield only if you have training with it.

Notes: Bonus: Armor Class, Immunity: Critical Hits, Combat, Warding