# Npc: Atavist

*Medium* *Humanoid* *lawful evil*

- **Armor Class:** 16 (natural armor)
- **Hit Points:** 75 (10d8+30)
- **Speed:** walk 30 ft.
- **Challenge Rating:** 4 (1,100 XP)
- **Source:** Tome of Beasts 3, page 404

| STR | DEX | CON | INT | WIS | CHA |
| --- | --- | --- | --- | --- | --- |
| 18 (+4) | 14 (+2) | 17 (+3) | 13 (+1) | 7 (-2) | 9 (-1) |

- **Saving Throws**: Wis +0
- **Skills:** perception +-2
- **Damage Resistances:** necrotic, poison
- **Senses:** passive Perception 8
- **Languages:** any two languages

### Special Abilities

- **Malleable Physiology:** At the start of its turn the atavist gains one of the following benefits until it ends the effect (no action required) or the start of its next turn:Darkvision out to a range of 30 feet.A climbing flying or swimming speed of 30 feet.Advantage on Wis (Perception) checks that rely on hearing or smell.Bony spikes sprout along its skin and a creature that touches the atavist or hits it with melee attack while within 5 ft. of it takes 4 (1d8) piercing damage.

### Actions

- **Multiattack:** Two Keratin Blade or Bone Shard attacks. If both attacks hit one target the target takes an extra 7 (2d6) piercing damage as bits of bone dig deeper into the target.
- **Keratin Blade:** Melee Weapon Attack: +6 to hit, 5 ft., one target, 11 (2d6+4) slashing damage.
- **Bone Shard:** Ranged Weapon Attack: +4 to hit 30/120' one target 7 (2d4+2) piercing damage.