Illumination. The atronach sheds bright light in a 30-foot radius and dim light for an additional 30ft.

Cloak of Flames. A creature that hits the atronach with a melee attack (excluding an attack from a reach weapon) takes 5 (2d4) fire damage as the flames surrounding the atronach lick the attacker.

Limited Freedom of Movement. The atronach is unaffected by difficult terrain caused by debris on the ground.

Death Throes. When the atronach is reduced to 0 hit points, it explodes. Each creature within 5 feet of the atronach must make a DC 13 Dexterity saving throw. A creature takes 10 (3d6) fire damage on a failed save, or half as much on a successful one.

Touch. Melee Weapon Attack: +5 to hit, reach 5ft., one target.
Hit: 10 (2d6 +3) fire damage. If the target is a creature or a flammable object, it ignites. Until a creature takes an action to douse the fire, the target takes 5 (1d10) fire damage at the start of each of its turns.

Firebolt. Ranged Spell Attack: +5 to hit,
range 120ft., one target.
Hit: 14 (2d10 +3) fire damage.