Skull of Macerak

A relic, forged with necromantic power, and infused with malicious intent.
The Skull Macerak is a powerful, cursed, magical artifact. While whole, it will continue to regenerate the form of the wight which curses it. While carried, the subject can cast the darkness spell once a day at will, and can gain the effects of the Armor of Agathys spell three times a day.