Large celestial, Lawful Neutral
| Armor Class | 17 |
|---|---|
| Hit Points | 199 (19d10 + 95) |
| Speed | 40 ft., fly 60 ft. |
| STR | DEX | CON | INT | WIS | CHA |
|---|---|---|---|---|---|
| 22 (+6) | 10 (+0) | 20 (+5) | 16 (+3) | 23 (+6) | 18 (+4) |
| Saving Throws | Con +11, Dex +6, Int +9, Wis +12 |
|---|---|
| Skills | Arcana +9, Perception +12, Religion +15 |
| Damage Vulnerabilities | — |
| Damage Resistances | necrotic; radiant |
| Damage Immunities | psychic |
| Condition Immunities | charmed; frightened |
| Senses | Truesight 120 ft., passive Perception 22 |
| Languages | Celestial, Common |
| Challenge | 17 |
No magic can observe the sphinx remotely or detect its thoughts without its permission. Wisdom (Insight) checks made to ascertain its intentions or sincerity are made with Disadvantage.
If the sphinx fails a saving throw, it can choose to succeed instead.
The sphinx makes two Claw attacks and uses Roar.
Melee Attack Roll: +12, reach 5 ft. Hit: 20 (4d6 + 6) Slashing damage.
The sphinx emits a magical roar. Whenever it roars, the roar has a different effect, as detailed below (the sequence resets when it takes a Long Rest):
First Roar
wis DC 20, each enemy in a 500-foot Emanation [Area of Effect] originating from the sphinx. Failure: The target has the Frightened condition for 1 minute.
Second Roar
wis DC 20, each enemy in a 500-foot Emanation [Area of Effect] originating from the sphinx. Failure: The target has the Paralyzed condition, and it repeats the save at the end of each of its turns, ending the effect on itself on a success. After 1 minute, it succeeds automatically.
Third Roar
con DC 20, each enemy in a 500-foot Emanation [Area of Effect] originating from the sphinx. Failure: 44 (8d10) Thunder damage, and the target has the Prone condition. Success: Half damage only.
The sphinx can teleport up to 30 feet to an unoccupied space it can see, and it makes one Claw attack.
con DC 16, one creature the sphinx can see within 120 feet. Failure: The target gains 1 Exhaustion level. While the target has any Exhaustion levels, it appears 3d10 years older. Success or Failure: The sphinx can't take this action again until the start of its next turn.
The sphinx casts one of the following spells, requiring no Material components and using Wisdom as the spellcasting ability (spell save DC 20):
At will: Detect Evil and Good, Thaumaturgy
1 each/day: Detect Magic, Dispel Magic, Greater Restoration, Heroes' Feast, Zone of Truth