Marilith

CR 16 Fiend

Monster

Large Fiend (demon), Chaotic Evil

AC
16 (natural armor)
Initiative
+10 (20)
HP
220 (21d10 + 105)
Speed
40 ft., Climb 40 ft.
Ability scores, modifiers and saving throws
Ability Score Mod Save Ability Score Mod Save Ability Score Mod Save
STR 18 +4 +9 DEX 20 +5 +5 CON 20 +5 +10
INT 18 +4 +4 WIS 16 +3 +8 CHA 20 +5 +10
Skills
Perception +8
Resistances
Cold, Fire, Lightning
Immunities
Poison
Condition Immunities
Poisoned
Senses
Truesight 120 ft.; Passive Perception 18
Languages
Abyssal; telepathy 120 ft.
CR
16 (XP 15,000; PB +5)

Traits

Demonic Restoration.

If the marilith 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 marilith has Advantage on saving throws against spells and other magical effects.

Reactive.

The marilith can take one Reaction on every turn of combat.

Actions

Multiattack.

The marilith makes six Pact Blade attacks and uses Constrict.

Pact Blade.

Melee Attack Roll: +10, reach 5 ft. Hit: 10 (1d10 + 5) Slashing damage plus 7 (2d6) Necrotic damage.

Constrict.

Strength Saving Throw: DC 17, one Medium or smaller creature the marilith can see within 5 feet. Failure: 15 (2d10 + 4) Bludgeoning damage. The target has the Grappled condition (escape DC 14), and it has the Restrained condition until the grapple ends.

Bonus Actions

Teleport (Recharge 5–6).

The marilith teleports up to 120 feet to an unoccupied space it can see.

Reactions

Parry.

Trigger: The marilith is hit by a melee attack roll while holding a weapon. Response: The marilith adds 5 to its AC against that attack, possibly causing it to miss.

This work includes material from the System Reference Document 5.2.1 ("SRD 5.2.1") by Wizards of the Coast LLC, available at https://www.dndbeyond.com/srd. The SRD 5.2.1 is licensed under the Creative Commons Attribution 4.0 International License, available at https://creativecommons.org/licenses/by/4.0/legalcode.

Text prepared from downfallx/dnd-5e-srd-markdown and structured data from Open5e, both CC BY 4.0.