Corrupted Brain Stem:

The wielder of this artifact increases their Cunning by 4, and their Cunning cap by 2. All rolls that use Cunning also add a d4+1. The wielder also increases their chance to die per session by 5% per point of Cunning they possess which can not be reduced blow that number. If this artifact is ever unequipped, the wielder immediately dies. May spend a health state to reroll on cunning checks Cannot magically heal these health stat losses Cannot equip to another character if was used already this session