Sources
CR
Type
Size
Alignment
Movement

Mister Light

Medium Humanoid (elf, shadar-kai), Chaotic Good

Armor Class 13
Hit Points 77 (14d8 + 14)
Speed 30 ft.
STR
10
+0
DEX
16
+3
CON
12
+1
INT
12
+1
WIS
13
+1
CHA
17
+3
Saving Throws DEX +5, CHA +5
Skills Perception +3, Performance +5, Sleight of Hand +5
Damage Vulnerabilities lightning
Damage Resistances necrotic
Condition Immunities Blinded, Deafened, Petrified, Stunned
Senses darkvision 60 ft., passive Perception 13
Languages Common, Elvish, Sylvan
Challenge 3 (700 XP)

Traits

Fey Ancestry. Light has advantage on saving throws against being charmed, and magic can't put him to sleep.

Special Equipment. Light carries and is attuned to the Witchlight vane. In Light's hands, the vane is a finesse weapon.

Spellcasting

Spellcasting. While carrying the Witchlight vane, Light casts one of the following spells, requiring no spell components and using Charisma as the spellcasting ability (spell save DC 13, +5 to hit with spell attacks):

At will: dancing lights, polymorph (after casting, roll a d8; on a roll of 3 or 8, Light can't cast the spell again until the next dawn), ray of frost

Actions

Multiattack. Light makes two Witchlight vane attacks.

Witchlight Vane. Melee Weapon Attack: +5 to hit, reach 5 ft., one target. Hit:6 (1d6 + 3) bludgeoning damage plus 4 (1d8) radiant damage.

Bonus Actions

Blessing of the Raven Queen (1/Day). Light magically teleports, along with any equipment he is wearing or carrying, up to 30 feet to an unoccupied space he can see. Until the start of his next turn, he appears ghostly and gains resistance to all damage.

Lore

Light, formerly known as Urmius Umbrage, belonged to a filthy rich shadar-kai family that haunted a crumbling mansion in Gloomwrought. Although he wanted for nothing as a child, Urmius found himself surrounded by family members, caretakers, and teachers who were uniformly cold, callous, and mean-spirited. He grew tired of being seen as nothing more than the inheritor of the Umbrage estate and legacy, and he did everything in his power to make life miserable for everyone around him, especially…