Fiery Maul

You may speak this weapon's command word to cause flames to enshroud the head of the hammer. While lit add 1d6 fire damage to all attacks made with this weapon, and the hammer produces bright light for 20ft.
While lit you may make a ranged weapon attack (Dex) the hurl a fireball up to 30ft. On a hit the target takes 3d8 fire damage.
Once used you cannot ignite the weapon again until the next dawn.