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Ruin Swarm 5e

Gargantuan Beast, Unaligned

The Ruin Swarm is a gargantuan beast in D&D 5e with a challenge rating of 20 (25,000 XP). It has 13 AC and 500 hit points. An enormous writhing mass of countless vermin—rats, insects, and carrion birds—moves as one entity across the devastated landscape, consuming everything in its path while leaving only barren earth beh...

Armor Class

13

Hit Points

500

Challenge

20

25,000 XP

An enormous writhing mass of countless vermin—rats, insects, and carrion birds—moves as one entity across the devastated landscape, consuming everything in its path while leaving only barren earth behind.

Speed Walk 10, climb 10, fly 20

str

3

-4

dex

16

+3

con

10

+0

int

1

-5

wis

7

-2

cha

1

-5

Saving Throws DEX +9, CON +6

Damage Immunities Resistant: Bludgeoning, Piercing, Slashing

Condition Immunities Charmed, Frightened, Grappled, Prone

Senses blindsight 20 ft., darkvision 60 ft., passive Perception 8

Languages None

Colossal.

Swarm.

Swarm Tactics.

Swarm Resistance.

Beast

Use Ruin Swarm in your campaign

Lorekeeper lets you add Ruin Swarm directly to encounters, track it in live combat with HP and conditions, and share the battle with your players — all free.