Vermis Wyrm

medium beast (wyrm), neutral

Challenge 4.0 (1,100 XP)

Available with DM subscription
Register to save this monster forever!

This monster will be deleted in 0 days. Create a free account to claim all your generated content.

STR
16 (+3)
DEX
14 (+2)
CON
20 (+5)
INT
2 (-4)
WIS
12 (+1)
CHA
6 (-2)

Defense

Armor Class
13 (Natural)
Hit Points
85 (10d8 + 40 +5)
Speed
30 ft., fly 60 ft., swim 30 ft., climb 30 ft., burrow 15 ft.

Proficiencies & Senses

Saving Throws Strength, Dexterity
Skills
Stealth +4, Survival +4, Athletics +5, Acrobatics +4, Perception +5, Intimidation +3
Senses
darkvision 60 ft.
tremorsense 30 ft.
Faint Smell 30 ft. (Can detect creatures by scent within this range.)
passive Perception 15

Characteristics

Damage Vulnerabilities
Damage Resistances
Poison
Damage Immunities
Condition Immunities
Blinded, Charmed, Deafened, Frightened, Paralyzed
Languages Undercommon, understands Common but cannot speak it

Traits

Multiattack

The Vermis Wyrm makes three attacks: one with its bite and two with its tail.

Burrower

The Vermis Wyrm can burrow through loose soil and sand at its swim speed.

Poisonous Bite

Melee Weapon Attack: +7 to hit, reach 10 ft., one target. Hit: 12 (2d6 + 5) piercing damage plus 9 (2d8) poison damage. The target must succeed on a DC 15 Constitution saving throw or be poisoned for 1 minute.

Tail Swipe

Melee Weapon Attack: +7 to hit, reach 15 ft., one target. Hit: 10 (1d10 + 5) bludgeoning damage and the target is pushed 5 feet away.

Actions

Constrict

The Vermis Wyrm can constrict a creature it has grappled. The grappled target takes 15 (2d10 + 4) bludgeoning damage and must succeed on a DC 15 Strength saving throw or be restrained.

Combat Behavior

Tactics


• Prefers ambush tactics, hiding in the ground until prey comes near.
• Uses its speed to evade while waiting for the right moment to attack.
• Targets isolated or weak prey first.

Combat Style

Stealthy ambusher that uses poison to weaken foes before striking aggressively.

Morale

Will fight to defend its territory but will retreat if heavily wounded.

Monster Description

The Vermis Wyrm is a serpentine creature known for its agility and cunning. Its scales are a muddy brown, allowing it to blend seamlessly into its subterranean home. It hunts using both stealth and speed, often striking from ambush to take down prey. Its long, slender body is capable of navigating narrow tunnels, and its burrowing ability makes it a formidable foe in its domain. The Vermis Wyrm feeds primarily on small mammals, insects, and the occasional adventurer who ventures too close to its lair. Its fangs inject a potent poison that can paralyze a victim, making it easier for the wyrm to overpower them. This beast is not merely a brute; it exhibits a level of intelligence often surprising to those who encounter it, using tactics such as hiding under loose dirt and ambushing prey that passes overhead. 

Monster behavior

Vermis Wyrms are generally solitary creatures, exhibiting territorial behavior around their chosen lairs. They prefer to attack from the shadows, relying on their speed and poison to incapacitate foes. When wounded or threatened, a Vermis Wyrm will attempt to escape through burrowing, often retreating deeper into the earth to avoid confrontation. They demonstrate a level of cunning in their attacks, sometimes leading prey into areas where they are at an advantage. Although they do not form packs, Vermis Wyrms can be encountered in groups in places where their territories overlap, leading to clashes with other Vermis Wyrms or other predators. If combat is forced, they will attempt to strike hard and withdraw to safety, regrouping to fight again later if necessary.

Ecology

In the ecosystem, the Vermis Wyrm serves as both predator and prey. While they primarily hunt small mammals and insects, they also serve as food for larger underground predators and other monstrous creatures. Their burrowing creates tunnels that other creatures can use, playing a vital role in aerating and enriching the soil. Additionally, their venom is believed to have medicinal properties, sought after by alchemists and herbalists, although harvesting it requires considerable care. They thrive in moist underground environments, reclaiming ecosystems that might otherwise go undisturbed, and they are often considered indicators of a healthy subterranean habitat.

History

Historically, Vermis Wyrms have been feared by surface dwellers as harbingers of bad omens, often associated with lost adventurers and cursed places. Folklore recounts stories of entire mining expeditions disappearing after disturbing a Wyrm’s sleeping grounds. In reality, they shy away from human contact, only defending themselves when threatened. Their low-profile existence has allowed them to thrive, largely unnoticed, for centuries. Some believe that the emergence of dark powers beneath the earth has empowered these creatures, leading to increased sightings and even those taking on a more aggressive stance. Over time, they have adapted to a changing environment, surviving the ages while remaining enshrouded in mystery.

Ready to Unleash Your Dungeon Master Potential?

Join thousands of DMs and turbocharge your campaign preparation with Fable Fiesta!

Register, and get access to monster abilities, combat behaviour and lore!

Sign Up Now - It's Free!

No credit card required. Start writing in minutes!