Tiny Construct, neutral
Armor Class 14
Hit Points 10 (4d4)
Speed fly +50
Challenge 1/4
Skills perception +3
Damage Immunities poison, radiant
Condition Immunities charmed, exhaustion, frightened, paralyzed, petrified, poisoned
Senses darkvision 60 ft., passive Perception 13
Languages understands the language of its creator but can't speak
Dispel Magic Weakness. Casting dispel magic on a witchlight paralyzes it for 1d10 rounds.
Luminance. A witchlight normally glows as brightly as a torch. The creature can dim itself to the luminosity of a candle, but it cannot extinguish its light. Because of its glow, the witchlight has disadvantage on Dexterity (Stealth) checks.
Thin As Light. While a witchlight is not incorporeal, it can pass through any opening that light can.
Light Ray. Ranged Weapon Attack: +6 to hit, range 30 ft., one target. Hit: 6 (1d4 + 4) radiant damage.
Flash (Recharge 5-6). The witchlight emits a bright burst of light that blinds all sighted creatures within 30 feet for 1d4 rounds unless they succeed on a DC 10 Constitution saving throw.
Source: Tome of Beasts · OGL/Open