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Siyokoy

“Discover the Hidden Terrors of the Deep: Siyokoy – Mythical Aquatic Beasts Unveiled!”

Siyokoy
Midjourney

The Siyokoy is a formidable aquatic creature with eel-like features, boasting sharp frills that adorn its humanoid torso and extend along its lengthy, muscular tail. This enigmatic being is shrouded in an air of both mystique and danger, lurking beneath the waves, its formidable presence concealed from all but the most perceptive observers. With dark, gleaming scales that shimmer iridescently, it is no wonder that sailors might initially mistake these creatures for the more benevolent merfolk. However, upon closer inspection, their fearsome nature becomes evident, captivating the imagination of those who dare to delve into the depths of the ocean.

They come in two primary variations, each exuding an eerie charm. The more commonly encountered reef-dwelling Siyokoys dwell in the shallower waters near coral reefs, their colorful patterns mirroring the vibrant hues of their surroundings. In their grottoes, they adorn their lairs with peculiar or vivid coral specimens, accentuating their affinity for the enigmatic treasures of the deep. In contrast, the darker, more sinister abyss-dwelling Siyokoys inhabit the lightless depths far below, revealing a morose and sadistic temperament. These creatures are often associated with evil and inhabit the deep-sea realms of forgotten nightmares.

They share a profound fascination with shipwrecks and submerged relics, cherishing their scavenging expeditions for strange and wondrous treasures from bygone eras. While they frequent these sites with relish, they curiously avoid making their lairs in such places, adhering to a superstitious belief that it is inauspicious to rest where air-breathing creatures have met their watery demise. These enigmatic beings continue to remain an enigma to those who venture into their aquatic domain, harboring secrets of the ocean’s depths.

A Siyokoy measures about 7 feet in length and weighs around 200 pounds, embodying an intimidating presence that commands respect and trepidation beneath the waves.


  • Siyokoy 5e
  • Siyokoy Pathfinder

Siyokoy

Siyokoy
Midjourney

Medium aberration (aquatic), neutral

Armor Class 16 (natural armor) Hit Points 130 (20d8 + 40) Speed 40 ft., swim 60 ft.

STRDEXCONINTWISCHA
18 (+4)16 (+3)15 (+2)12 (+1)14 (+2)10 (0)

Skills Perception +6, Stealth +5 Senses darkvision 60 ft., passive Perception 16 Languages Aquan Challenge 8 (3,900 XP)

Amphibious. They can breathe both air and water.

Aquatic Camouflage. They have advantage on Dexterity (Stealth) checks made while underwater.

Multiple Limbs. The Siyokoy has four limbs, each of which can grapple a different target.

Stunning Gaze (3/Day). The Siyokoy targets one creature it can see within 30 feet of it. If the target can see the Siyokoy, the target must succeed on a DC 14 Wisdom saving throw or be magically stunned until the end of the Siyokoy’s next turn.

Actions

Multiattack. The Siyokoy makes four melee attacks: one with its bite, two with its claws, and one with its tail slap.

Bite. Melee Weapon Attack: +7 to hit, reach 5 ft., one target. Hit: 11 (2d6 + 4) piercing damage.

Claw. Melee Weapon Attack: +7 to hit, reach 5 ft., one target. Hit: 8 (2d4 + 4) slashing damage.

Tail Slap. Melee Weapon Attack: +7 to hit, reach 10 ft., one target. Hit: 12 (2d6 + 4) bludgeoning damage.

Grapple. The Siyokoy grapples a creature it hits with a melee attack.

Stunning Shock (Recharge 5-6). The Siyokoy emits a burst of electrical energy in a 30-foot cone. Each creature in that area must make a DC 15 Constitution saving throw, taking 27 (6d8) lightning damage on a failed save, or half as much damage on a successful one. A creature that fails the saving throw by 5 or more is stunned until the end of the Siyokoy’s next turn.

This eel-like creature sports sharp frills that run along the back of humanoid torso and down its long, powerful tail.

Source: Pathfinder d20pfsrd.com

Siyokoy CR 10
XP 9,600

N Medium aberration (aquatic)

Init +5; Senses Blindsight 60 ft., Darkvision 60 ft., Scent; Perception +22
DEFENSE
AC 26, touch 16, flat-footed 20 (+5 Dexterity, +1 Dodge, +10 natural)

hp 136 (13d8+78)

Fort +10, Ref +9, Will +10

DR 10/slashing; Immune cold, electricity, poison

Weaknesses light sensitivity
OFFENSE
Speed 30 ft., Swim 60 ft.

Melee bite +18 (1d6+9/19-20 plus grab), 2 claws +18 (1d6+9), tail slap +14 (1d6+4 plus stunning shock)

Space 5 ft.; Reach 5 ft. (10 ft. with tail slap)

Special Attacks constrict (2d6+4), stunning shock, swim-by attack
STATISTICS
Strength 28, Dexterity 21, Constitution 22, Intelligence 12, Wisdom 15, Charisma 11

Base Atk +9; CMB +18 (+24 grapple); CMD 34

Feats Alertness, Dodge, Improved Critical (bite), Improved Grapple, Power Attack, Stealthy, Weapon Focus (tail slap)

Skills Disable Device +16, Escape Artist +7, Intimidate +9, Knowledge (geography) +10, Perception +22, Sense Motive +4, Stealth +25, Survival +16, Swim +25

Languages Aquan
SPECIAL ABILITIES
Stunning Shock (Su)   They can emit a strong electrical charge from its tail. When it hits a creature with its tail slap, the attack deals 3d6 points of electrical damage and the target must succeed at a DC 22 Fortitude save or be stunned for 1d4 rounds.  

Swim-By Attack (Ex) Extremely quick in the water, a siyokoy gains Spring Attack as a bonus feat when swimming.
ECOLOGY
Environment any ocean

Organization solitary, pair, or bed (3-12)

Treasure double

Siyokoys are eel-like aquatic creatures often mistaken for merfolk by sailors. On closer inspection, however, siyokoys’ appearance might make one question the vision of said sailors, for apart from their humanoid arms, siyokoys are very much creatures of the sea.

Two primary species exist, although both are essentially identical as far as game statistics are concerned. The most commonly encountered are those that dwell amid the caves and crags of coral reefs in relatively shallow oceanic waters. These tend to have colorful patterns on their flesh to mimic the riot of hues the typical coral reef displays. Reef-dwelling siyokoys are fond of decorating their lairs with particularly strange or colorful specimens of coral, especially when such marine growths encrust sunken treasures.

A siyokoy variant that is encountered less frequently dwells in the deeper abysses of the ocean, far below the limits of the sun’s ability to light. They are darker colored, and they tend to be darker in personality as well. Whereas those dwelling in the bright, sunlit environs of a coral reef might be capricious or playful, those who dwell in the dark, vast deeps of the sea are often morbid, morose, and even sadistic. Most evil siyokoys dwell in such lightless, forgotten reaches of the world’s oceans.

Regardless of where they dwell, they adore shipwrecks and long-forgotten ruins claimed by the oceans. Exploring these relics and recovering strange and wondrous treasures is what most siyokoys live for, and a siyokoy’s lair is often decorated with the results of these scavenging expeditions to sunken ships and flooded cities. Strangely, siyokoys avoid making their lairs amid such ruins, mostly out of a strange superstition the creatures share about these areas—it is not lucky, say siyokoys, to sleep in a place where air breathing creatures have drowned.

A siyokoy is 7 feet long and weighs 200 pounds.

Section 15: Copyright Notice – Pathfinder Roleplaying Game Bestiary 3

Pathfinder Roleplaying Game Bestiary 3, © 2011, Paizo Publishing, LLC; Authors Jesse Benner, Jason Bulmahn, Adam Daigle, James Jacobs, Michael Kenway, Rob McCreary, Patrick Renie, Chris Sims, F. Wesley Schneider, James L. Sutter, and Russ Taylor, based on material by Jonathan Tweet, Monte Cook, and Skip Williams.

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