Shadow Key
Core Set#110 (x1)
Objective
Item.  

Guarded. Restricted.

Action: Raise your threat by 2 to claim this objective when it is free of encounters. When claimed, attach Shadow Key to a hero you control. (Counts as an attachment. If detached, return Shadow Key to the staging area.)

Forced: At the end of each round, attached hero suffers 1 damage.