Vrock

Large Fiend, chaotic evil

AC: 15 (natural armor)
HP: 152 (16d10 + 64)
Speed: 40 ft., fly 60 ft.

STR	DEX	CON	INT	WIS	CHA
17 (+3)	15 (+2)	18 (+4)	8 (-1)	13 (+1)	8 (-1)

Saves: Str +3, Dex +5, Con +4, Int +-1, Wis +4, Cha +2
Resistances: cold, fire, lightning
Immunities: poison; poisoned
Senses: darkvision 120 ft., passive Perception 11
Languages: Abyssal; telepathy 120 ft.
CR: 6 (XP 2,300)

Traits

Demonic Restoration.

If the vrock dies outside the Abyss, its body dissolves into ichor, and it gains a new body instantly, reviving with all its Hit Points somewhere in the Abyss.

Magic Resistance.

The vrock has Advantage on saving throws against spells and other magical effects.

Actions

Multiattack.

The vrock makes two Shred attacks.

Shred.

Melee Attack Roll: +6, reach 5 ft. 10 (2d6 + 3) Piercing damage plus 10 (3d6) Poison damage.

Spores.

Constitution Saving Throw: DC 15, each creature in a 20-foot Emanation originating from the vrock. Failure: The target has the Poisoned condition and repeats the save at the end of each of its turns, ending the effect on itself on a success. While Poisoned, the target takes 5 (1d10) Poison damage at the start of each of its turns. Emptying a flask of Holy Water on the target ends the effect early.

Stunning Screech.

Constitution Saving Throw: DC 15, each creature in a 20-foot Emanation originating from the vrock (demons succeed automatically). Failure: 10 (3d6) Thunder damage, and the target has the Stunned condition until the end of the vrock's next turn.