Huge fiend, chaotic evil
- Armor Class
- 20 (natural armor)
- Hit Points
- 333 (23d12 + 184)
- Speed
- 50 ft.
- Challenge
- 24 (62,000 XP)
- Saving Throws
- Con +15, Dex +10, Wis +14
- Skills
- Perception +14, Intimidation +9
- Damage Resistances
- cold; fire; lightning
- Damage Immunities
- poison; bludgeoning, piercing, slashing that is nonmagical
- Condition Immunities
- charmed; exhaustion; frightened; poisoned
- Senses
- truesight 120 ft., passive Perception 24
- Languages
- all, telepathy 120 ft.
Traits
If Yeenoghu fails a saving throw, he can choose to succeed instead.
Yeenoghu has advantage on saving throws against spells and other magical effects.
Yeenoghu's weapon attacks are magical.
When Yeenoghu reduces a creature to 0 hit points with a melee attack on his turn, Yeenoghu can take a bonus action to move up to half his speed and make a bite attack.
Actions
Yeenoghu makes three flail attacks. If an attack hits, he can cause it to create an additional effect of his choice or at random (each effect can be used only once per Multiattack):
1. The attack deals an extra 13 (2d12) bludgeoning damage.
2. The target must succeed on a DC 17 Constitution saving throw or be paralyzed until the start of Yeenoghu's next turn.
3. The target must succeed on a DC 17 Wisdom saving throw or be affected by the confusion spell until the start of Yeenoghu's next turn.
Melee Weapon Attack: +16 to hit, reach 15 ft., one target. Hit: 15 (1d12 + 9) bludgeoning damage.
Melee Weapon Attack: +16 to hit, reach 10 ft., one target. Hit: 14 (1d10 + 9) piercing damage.
Legendary Actions
Yeenoghu moves up to his speed.
Yeenoghu makes a flail attack. If the attack hits, the target must succeed on a DC 24 Strength saving throw or be pushed 15 feet in a straight line away from Yeenoghu. If the saving throw fails by 5 or more, the target falls prone.
Yeenoghu makes a bite attack against each creature within 10 feet of him.
Spellcasting
Yeenoghu's spellcasting ability is Charisma (spell save DC 17, +9 to hit with spell attacks). He can innately cast the following spells, requiring no material components: