# Swarm of Esteron

*Medium* *Beast* *unaligned*

- **Armor Class:** 13
- **Hit Points:** 54 (12d8)
- **Speed:** swim 30 ft. fly 30 ft. walk 10 ft.
- **Challenge Rating:** 2 (450 XP)
- **Source:** Tome of Beasts 2, page 400

| STR | DEX | CON | INT | WIS | CHA |
| --- | --- | --- | --- | --- | --- |
| 10 (+0) | 16 (+3) | 10 (+0) | 2 (-4) | 12 (+1) | 4 (-3) |

- **Skills:** 
- **Damage Resistances:** bludgeoning, piercing, slashing
- **Condition Immunities:** charmed, frightened, grappled, paralyzed, petrified, prone, restrained, stunned
- **Senses:** darkvision 60 ft., passive Perception 11
- **Languages:** —

### Special Abilities

- **Amphibious:** The swarm can breathe air and water.
- **Keen Smell:** The swarm has advantage on Wisdom (Perception) checks that rely on smell.
- **Swarm:** The swarm can occupy another creature's space and vice versa, and the swarm can move through any opening large enough for a Tiny esteron. The swarm can't regain hit points or gain temporary hit points.

### Actions

- **Bites:** Melee Weapon Attack: +5 to hit, reach 0 ft., one creature in the swarm's space. Hit: 14 (4d6) piercing damage, or 7 (2d6) piercing damage if the swarm has half its hp or fewer.