Blank
At first glance, this cloak appears to be just a tattered, old, grey article of clothing. But into it many enchantments and glyphs have been cunningly woven. Both its creator and purpose are, for now, unknown.
Guantanamo acquired it from the belongings of the Grandmother, a powerful Wite.
Dagon referred to it as a “dwimmercloak” before he attacked the party, saying it needs to “drink of unlight”.