A wooden whistle carved in a knotted rat's-tail pattern. This whistle is a treasure of the mysterious Rat King.

Once per long rest, you can blow this whistle to gather all rodents within earshot. You can issue the rodents one simple command; when this is carried out, the player loses control of the rodents. Any nearby rodents have a chance to turn hostile.

Notes: Spend one hour with this item during a Long Rest