Fire Fire!

You can expend 1 charge from the crossbow as
an action to cause the flame to spew forth and
send out a devastating wave of fire.
- 30-foot cone must make a DC 15 Dexterity
saving throw.
• A creature takes 4d6 fire damage on a failed
save, or 1/2 on a successful one.
• The fire ignites any flammable objects in the
area that aren't being worn or carried.
• Regain 1d3 expended charges each day at dawn.