Flamewrath

For the flamewrath, the warm version of the fire shield spell has a duration of "until dispelled." The fire shield burns for 10 minutes after the flamewrath dies, consuming its body.

The flamewrath is a 7th-level spellcaster. Its spellcasting ability is Charisma (spell save DC 14, +6 to hit with spell attacks). It knows the following sorcerer spells:

Cantrips (at will): control flames, fire bolt, friends, light, minor illusion

Level 1 (4 slots): burning hands, color spray, mage armor

Level 2 (3 slots): scorching ray, suggestion

Level 3 (3 slots): fireball, hypnotic pattern

Level 4 (1 slots): fire shield (see Wreathed in Flame)

Melee or Ranged Weapon Attack: +5 to hit, reach 5 ft. or range 20/60 ft., one target. Hit: 4 (1d4 + 2) piercing damage.