Artifact blindfold Mask of Hypnos: provides sleep resistance and detection of sleeping monsters when worn, and can be invoked for a sleep ray.

Artifact blindfold The Double Eyepatches, which has the normal effects of a blindfold plus radius 2 astral vision.

New shop type “thief shop”. Contains blindfolds, lockpicks, thiefstones (if implemented), rogue/pickpocket gloves (if implemented), cloaks and daggers. Something special should happen when you directly steal from a thief shop.