Bite

Melee Weapon Attack: +5 to hit, reach 5 ft., one target. Hit: 5 (1d4 + 3) piercing damage.

Fire Beam (Recharge 6)

The skull lantern opens its mouth, releasing a searing beam of light in a 15-foot line that is 5 feet wide. Each creature in that line must make a DC 13 Dexterity saving throw, taking 7 (2d6) fire damage on a failed save, or half as much damage on a successful one.