Blue Flameskull

Illumination. The flameskull sheds either dim light in a 15-foot radius, or bright light in a 15-foot radius and dim light for an additional 15 feet. It can switch between the options as an action.

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

Rejuvenation. If the 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.

Take Control. Blue Flameskull can approach someone 5 ft. away, the victim has to take a 13 WIS saving through, if the victim fails, the Blue Flameskull replaces the face of the victim, taking control of the body, then melting the body, then taking complete control of the body. Blue Flameskull then gains the: movement abilities, class & racial abilities, & skill abilities of the victim until it dies. The victim can't escape unless someone uses remove curse on the skull.

Spellcasting. The flameskull is a 5th-level spellcaster. Its spellcasting ability is Intelligence (spell save DC 17, +7 to hit with spell attacks). It requires no somatic or material components to cast its spells. The flameskull has the following wizard spells prepared:

Cantrip (at will): mage hand, [Tooltip Not Found]

1st level (3 slots): magic missile, shield

2nd level (2 slots): blur, flaming sphere

MultiAttack. Blue Flameskull makes two BlueFire Ray attacks, or one BlueFire Ball attack on it's turn:

BlueFire Ray. Ranged Spell Attack: +7 to hit, range 100 ft., one target. Hit: 10 (5d6) fire damage.

BlueFire Ball. Ranged Spell Attack: +5 to hit, range 30 ft., one target. Hit: 38 (8d6) fire damage. Each creature in a 30-foot radius Sphere centered on that point must make a 17 DC Dexterity saving throw. A target takes 8d8 fire damage on a failed save, or half as much damage on a successful one.