Medium Elemental, Lawful Neutral
Traits
Fire Aura. At the end of each of the azer's turns, each creature of the azer's choice in a 5-foot Emanation originating from the azer takes 5 (1d10) Fire damage unless the azer has the Incapacitated condition.
Illumination. The azer sheds Bright Light in a 10-foot radius and Dim Light for an additional 10 feet.
Actions
Burning Hammer. Melee Attack Roll: +5, reach 5 ft. Hit: 8 (1d10 + 3) Bludgeoning damage plus 3 (1d6) Fire damage.
Found on p.25 of MM2025 (Free Rules)