Gargantuan Swarm of Medium humanoids, Chaotic Evil
Armor Class 20 Hide
Hit Points 350 (17d20 + 10)
Speed 50 ft., Fly 70 ft.
STR
28 (+9)
DEX
7 (-2)
CON
22 (+6)
INT
1 (-5)
WIS
8 (-1)
CHA
4 (-3)
Saving Throws STR +13
Skills Intimidation +0
Damage Resistances Bludgeoning, Piercing, and Slashing from Nonmagical Attacks
Damage Immunities Acid
Condition Immunities Blinded, Deafened, Exhaustion, Frightened
Senses Passive Perception 2
Languages Deep Speech Deep Speech
Challenge 10 (5,900 XP)
Proficiency Bonus +4
Traits

This monster is an endless worm, summoned by the goblins of the mountain. It is the biggest being in the universe. The goblins, controlled by the black goo, throw their lives away for the beast they summoned. 

 

Actions

Lure

Roll a D20, roll at least a 10, unusable if you are not within 30 feet of the adventurer Using the power of the black goop, lure adventurers into your mouth without doing any work. Player has to roll a D20 constitution saving throw, and roll at least a 15 to resist. 

Cosmic bite

Smash into the ground with mountainous force, sending a huge shock wave to anyone within 50 feet. They must roll a D20 strength saving throw and roll at least an 12 or be knocked unconscious. Roll 2D20 for damage.

Launch Goo

Spew black goo from your gaping mouth, roll 2D20 to see if it hits the adventurer. Must roll at least 20 unless you are within 20 feet of the adventurer. Roll 6D6 for damage. Player must dodge to avoid, or they take the damage and have the poison disadvantage.

Summon Goblin Horde

Send a horde of goblins at the player. The goblins each have 12 HP, and Crucius Wyrm cannot attack, move, or do anything while the move is made.

Bonus Actions

Screech

You can do before the Cosmic Bite, or the Launch Goo move. Let out an ear piercing screech that can deafen the players, leaving them deafened and stunned unless they succeed a constitution saving throw. Does no damage 

Legendary Actions

Enter the description for how legendary actions work for your monster here.

Legendary Action Name (Costs # Actions). Enter the description for your legendary action.

Mythic Actions

Enter the description for how mythic actions work for your monster here.

Mythic Action Name (Costs # Actions). Enter the description for your mythic action.

Description

A gargantuan worm that was summoned from the mountain. It's only facial features are it's gaping mouth, filled with thousands of teeth inside. It's back is thick and nearly impenetrable. It is a light blue color.

Lair and Lair Actions

The mountain that the goblins summoned it from.

Lair Actions

On initiative count # (losing initiative ties), the [monster name] takes a lair action to cause one of the following effects; the [monster name] can’t use the same effect two rounds in a row:

  • Enter a description for a lair action.
  • Enter a description for a lair action.

Regional Effects

The region containing a legendary [monster name]’s lair is [enter the effect description], which creates one or more of the following effects:

  • Enter a regional effect description.
  • Enter a regional effect description.

If the [monster name] dies, these effects fade over the course of #d# days.

Habitat: Mountain

BillOfBently

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