Unique. Playable at a tapped or untapped Barad-dûr and only on your Ringwraith (does not tap the site). This item affects a Ringwraith. Tap this item to cancel an attack against the Ringwraith's company. May not cancel combat with a hero company. All body checks against the bearer are modified by -1.
"...a helm like a crown that flickered with a perilous light."
-LotRIV