crimson flameskull

Illumination. The crimson flameskull sheds either dim light in a 20-foot radius, or bright light in a 20-foot radius and dim light for an additional 20 feet. It can switch between the options as an action.

Magic Resistance. The crimson flameskull has advantage on saving throws against spells and other magical effects.

Rejuvenation. If the crimson flameskull is destroyed, it regains all its hit points in 1 hour unless holy water is sprinkled on its remains or a dispel magic or remove curse spell is cast on them.

Spellcasting. The crimson flameskull is a 6th-level spellcaster. Its spellcasting ability is Intelligence (spell save DC 13, +5 to hit with spell attacks). It requires no somatic or material components to cast its spells. The crimson flameskull has the following wizard spells prepared:

Cantrip (at will): mage hand , fire bolt

1st level (5 slots): magic missile, shield

2nd level (4 slots): blur, flaming sphere , scorching ray

3rd level (2 slot): fireball

Multiattack. The flameskull uses Fire Ray twice.

Fire Ray. Ranged Spell Attack: +5 to hit, range 30 ft., one target. Hit: 10 (4d6) fire damage.

Fire Breathweapon: Ranged attack: +5  to hit, 30 ft cone., multiple targets within the cone. hit: 8 . 3d6 fire damage

Consume Flesh: the crimson flameskull consumes the flesh of any one corpse in a 30 feet radius. the crimson flameskull regains 1d6 hitpoints.

Burning Rage: When the crimson flameskull is below 50% of its hitpoints the crimson flameskull s flames will start burning brighter. creatures entering within 30 feet of the crimson flameskull have to make a dc 10 con/dex savingthrow or take 1d4 fire damage.