Spawn

In the deepest trench of the Obsidian Ocean, a mad biomancer named Dr. Kessler conducted forbidden experiments, believing that evolution moved too slowly for nature's perfect predator. He harvested the genetic essence of the great white shark—apex of aquatic dominion—and grafted it onto the chitinous body of an ancient centipede dredged from the abyss, creating a creature he named Spawn as his magnum opus. The fusion was agonizing; Spawn's consciousness flickered between the predatory instincts of both lineages, caught in an endless war between its own halves. When Kessler's laboratory imploded during a tidal catastrophe, Spawn escaped into the open ocean, its segmented legs propelling its massive body across the seafloor in ways no creature had ever moved before. Over decades, the hybrid learned to reconcile its dual nature, becoming a solitary hunter that stalked the deepest waters, leaving baffled whale researchers with unexplainable bite marks and mysterious trails. Spawn's existence remains a whispered legend among deep-sea fishermen—a phantom born from hubris and science, neither fully shark nor centipede, but something altogether more terrifying. Now, whether driven by lingering spite toward its creator's kind or simply by hunger, Spawn occasionally surfaces in shallower waters, drawn toward coastal laboratories that reek of the same arcane oils and chemicals that birthed it.

Strength

24, modifier +7

Dexterity

16, modifier +3

Constitution

20, modifier +5

Intelligence

6, modifier -2

Wisdom

14, modifier +2

Charisma

8, modifier -1

Multiattack

Spawn makes three attacks: one with its Bite and two with its Centipede Legs.

Bite

Melee Weapon Attack: +13 to hit, reach 5 ft., one target. Hit: 4d12 + 7 piercing damage.

Centipede Legs

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

Tidal Surge

Spawn creates a wave that pushes creatures within 30 ft. back 20 ft. and deals 6d6 bludgeoning damage. DC 18 Strength save for half damage.

Biomantic Fury

Once per day, Spawn can unleash a surge of energy, healing itself for 50 hit points and gaining advantage on all attacks for 1 minute.

Aquatic Predator

Spawn can breathe underwater and swim at full speed.

Chitinous Armor

Spawn has resistance to slashing damage due to its chitinous exoskeleton.

strength

+13

dexterity

+9

constitution

+11

wisdom

+10

Slashing