Swarm of Bats - Mythic Arcanum

Medium swarm of Tiny beasts, unaligned

Armour Class: 12
Hit Points: 22 (5d8)
Speed: 0 ft., fly 30 ft.

STR	DEX	CON
5 (−3)	15 (+2)	10 (+0)
INT	WIS	CHA
2 (−4)	12 (+1)	4 (−3)

Damage Resistances: bludgeoning, piercing, slashing
Condition Immunities: charmed, frightened, grappled, paralyzed, petrified, prone, restrained, stunned
Senses: blindsight 60 ft., passive Perception 11
Languages: –
Challenge: 1/4 (50 XP)

Abilities

Echolocation – The swarm can’t use its blindsight while deafened.

Keen Hearing – The swarm has advantage on Wisdom (Perception) checks that rely on hearing.

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 bat. The swarm can’t regain hit points or gain temporary hit points.

Actions

Bites – Melee Weapon Attack: +4 to hit, reach 0 ft., one creature in the swarm’s space. Hit: 5 (2d4) piercing damage, or 2 (1d4) piercing damage if the swarm has half of its hit points or fewer.