Big Claw

Big Claw was not always a creature of such formidable power. Once a minor tide-pool hermit crab, it stumbled upon an ancient submerged library during a particularly violent storm, where forbidden grimoires lay scattered across the ocean floor. Desperate to survive in an increasingly hostile reef, the young crab consumed the enchanted knowledge directly through its shell, absorbing centuries of chaotic magical theory. The transformation was agonizing and beautiful—its body expanded exponentially, its claws became conduits for raw arcane force, and its mind fractured into a thousand brilliant, destructive impulses. The magic rewired its very essence, granting it the ability to weaponize water itself, bending liquid into pressurized streams of devastating force. Big Claw emerged from the depths as something entirely new: neither fully beast nor fully sorcerer, but a chaotic amalgamation of both. Now Big Claw wanders the coastlines and subterranean passages, driven by an insatiable hunger for more power and more chaos. Its unpredictable nature stems from the competing voices of a thousand spellcasters that echo within its consciousness, each offering different interpretations of magic and morality. It burrows beneath civilizations not out of territorial instinct, but to study the foundations of human power, attacking with sudden, overwhelming force whenever curiosity transforms into violent impulse. Those who have encountered Big Claw report an eerie intelligence behind those compound eyes—a being that understands complex magical theory yet chooses to use it for pure destruction. The crab feels no remorse, experiences no hesitation, and recognizes no authority but its own incomprehensible will.

Strength

24, modifier +7

Dexterity

14, modifier +2

Constitution

20, modifier +5

Intelligence

18, modifier +4

Wisdom

12, modifier +1

Charisma

16, modifier +3

Claw Attack

Melee Weapon Attack: +13 to hit, reach 10 ft., one target. Hit: 3d10 + 7 slashing damage.

Water Blast

Ranged Spell Attack: +12 to hit, range 60 ft., one target. Hit: 4d8 bludgeoning damage and knock prone.

Burrow

Big Claw burrows underground, becoming invisible until it attacks or moves more than 30 ft.

Arcane Surge

Big Claw channels chaotic magic, dealing 6d6 force damage in a 30 ft. radius (DC 20 Dex save for half).

Summon Tide

Creates a wave of water in a 60 ft. line, dealing 4d10 cold damage (DC 20 Con save for half).

Chaos Infusion

Big Claw infuses its next attack with chaotic energy, adding 3d6 psychic damage.

Arcane Water Manipulation

Big Claw can manipulate water, allowing it to create barriers or projectiles.

Underground Ambush

Advantage on attack rolls against surprised enemies when emerging from underground.

Fractured Mind

Big Claw can use its chaotic thoughts to impose disadvantage on enemies' saving throws against spells.

Shell of Knowledge

Big Claw has advantage on Intelligence checks related to magic and ancient lore.

strength

+13

dexterity

+10

intelligence

+12

constitution

+11

Rejuvenate Chaos

Big Claw regains 20 hit points and can immediately use a water-based attack.

Arcane Eruption

Big Claw unleashes a burst of chaotic magic, forcing all creatures within 30 ft. to make a DC 20 Wisdom save or take 4d10 psychic damage.

Teleportation Surge

Big Claw teleports up to 60 ft. to an unoccupied space it can see, leaving behind a burst of water that deals 2d6 cold damage to nearby enemies.

bludgeoning

piercing

slashing

charmed

frightened