Swarm of Piranhas

Beast · Medium

Swarms of piranhas fill warm jungle rivers and flooded forests, tearing apart anything that bleeds in the water within moments. They are harmless to a careful wader and deadly to a wounded one. River guides never let anyone cross with an open cut.

Danger
A fight to fear
How it is met
In swarms, by day
Challenge
1
SRD 5.2.1 stat blocks
Swarm of Piranhas

Where it is met

Flooded Grassland, River, Lake

Stat blocks (D&D 5e)

Swarm of Piranhas

Medium Swarm of Tiny Beasts, Unaligned

AC 13 · Initiative +3 (13)

HP 28 (8d8 − 8)

Speed 5 ft., Swim 40 ft.

StrDexConIntWisCha
13 (+1), save +116 (+3), save +39 (−1), save −11 (−5), save −57 (−2), save −22 (−4), save −4

Resistances Bludgeoning, Piercing, Slashing

Immunities Charmed, Frightened, Grappled, Paralyzed, Petrified, Prone, Restrained, Stunned

Senses Darkvision 60 ft.; Passive Perception 8

Languages None

CR 1 (XP 200; PB +2)

Traits

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 piranha. The swarm can’t regain Hit Points or gain Temporary Hit Points.

Water Breathing. The swarm can breathe only underwater.

Actions

Bites. Melee Attack Roll: +5 (with Advantage if the target doesn’t have all its Hit Points), reach 5 ft. Hit: 8 (2d4 + 3) Piercing damage, or 5 (1d4 + 3) Piercing damage if the swarm is Bloodied.

This work includes material from the System Reference Document 5.2.1 ("SRD 5.2.1") by Wizards of the Coast LLC, available at https://www.dndbeyond.com/srd. The SRD 5.2.1 is licensed under the Creative Commons Attribution 4.0 International License, available at https://creativecommons.org/licenses/by/4.0/legalcode.

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