Mizzium Mortar

The mortar has 4 charges for the following properties. It regains ld4 expended charges daily
at dawn.
Molten Spray: You can expend 1 charge as an
action to loose a 30-foot cone of molten mizzium.
Each creature in the area must make a DC 15
DEX saving throw, taking 5d4 fire damage on a
failed save, or half as much damage on a
successful one.