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Jor Heimskrsson - AI-generated fantasy NPC

Jor Heimskrsson

Sea-troll changeling, custom transformed humanoid · Noble · Level 2

Jor Heimskrsson

Presumed shipwreck survivor, Jarl's son, and secretly a troll-trained spy
AC12
HP18/18
Init
STR
DEX
CON
INT
WIS
CHA
ConditionsNone

At the table

Voice

His voice has the breathy rasp of someone accustomed to cold sea air and the faint catch of a throat adjusting around gills. Before speaking, he often takes a small, careful intake through his nose, as if checking the room's scent. His Norse is educated and properly paced when he is performing the noble son; Troll sounds more natural when he is tired. At the end of some phrases, a quiet gravelly vibration roughens the words, like pebbles dragged beneath shallow water.

Jor speaks fluent Norse and Troll, though he tries to keep the latter hidden. His phrasing is formal when he is acting as a Jarl's son, but turns stark and practical when hunger or fear takes over. He sometimes begins a thought in Troll and hastily recasts it in Norse. His voice can dip into a low, rough growl at the end of a sentence, particularly when tired.

Speech patterns

He says his own name clearly and firmly, using it as an anchor when memory falters.
He may begin a sentence in Troll, then cover the lapse with a quick Norse phrase or claim he was repeating something heard at sea.
He gives short, literal answers about family memories, then asks practical questions to redirect attention.
He describes ordinary food as if evaluating whether it is worth eating and avoids explaining his appetite.
His voice occasionally drops into a rough, low growl at the ends of sentences, especially when tired or hungry.

How to play them

Begin with ordinary kindness and practical questions rather than accusations. Jor responds best to calm company, useful tasks, and people who let him keep some privacy. Do not touch his neck or force iron into his hands. He may be evasive about his captivity but becomes unusually attentive when Peer Ludvik or his brothers are mentioned. Giving him a concrete choice helps him act like himself; insisting that he prove his identity can make him retreat into the troll's colder logic.

Goal

Remain near his family long enough to learn what was done to him, protect them from the trolls' designs, and recover enough of his own memories to decide whether he can still be Jor Heimskrsson.

Motivation

Jor wants belonging and a purpose that cannot be taken away by inheritance politics. The trolls have exploited that need by giving him a role and a place among them; his family offers a different kind of belonging that he feels more strongly than he can remember.

Secret · GM only

Appearance

Jor looks almost exactly like the pale, blue-eyed fifth son his family remembers, but the resemblance has the careful, slightly overworked finish of a portrait restored by someone who never met the original. He is already taller than his former height of five feet ten inches and still growing; he blames it on ordinary growing pains. His sea-salt-and-bone hair is clipped close because it grows astonishingly fast, leaving a pale bristle that catches lamplight like wet sand. His noble bearing remains, yet his stillness has become unnerving: he stands with his weight balanced as if a deck might pitch beneath him, and turns his head in small, measured increments. His skin looks human by troll craft, but when damp it has a faint slick sheen, like stone at the tide line. Fine gill slits lie along his neck, usually concealed; they flare when he runs, swims, or is touched there. His hands and feet are webbed, his nails dark and thick, and his teeth have sharpened. His eyes retain their blue at a glance, but in certain light a purple mollusk-dye tint gathers around the iris and the pupils seem ink-dark. He smells faintly of salt, cold kelp, and the deep harbor. He dresses with the clean, formal care expected of a Jarl's son, though there is something wild in the way his fur cloak hangs and in the patient attention he gives every doorway. A detail nobody expects of a presumed shipwreck survivor is that he repeatedly checks the fit of his cuffs with the precise, fussy care of a young court tailor, even when his hands are muddy.

Clothing

Clean, well-cut noble Norse clothing like the garments he wore before the shipwreck, with a fur cloak supplied by his parents. After his first warm bath, he changed into dry clothes and now guards his privacy around washing. His cuffs and hems are kept conspicuously neat, even after he has been at the harbor.

Body language

Jor keeps his shoulders level and his hands close to his body, with the poised balance of someone expecting a deck to shift. He watches faces without much visible expression, then overcorrects with a remembered smile. When uncomfortable, he checks his cuffs or collar, and when he is hungry his jaw works as if he is tasting the air. Touch near his neck makes his gills flutter before he can stop them.

Height
Currently taller than his former 5 feet 10 inches and still growing; he explains the change as growing pains
Build
Tall and still growing, broadening through the shoulders with dense, unexpectedly powerful muscle beneath a youthful frame
Eyes
Blue, with a subtle purple cast like mollusk dye and pupils that seem ink-dark in dim light
Hair
Pale sea-salt and bone blond, clipped short because it grows rapidly
Skin
Water-pale, with a faint slick sheen when wet; troll craft makes it appear more human under ordinary conditions
Age
16, a young adult by the standards of his people, though still in the unsettled growth of adolescence
Gender
Male
Size
Medium

Distinguishing features

Fine, functional gill slits along his neck, usually hidden by troll craft but visible when wet, winded, or touched.
Webbing between fingers and toes, dark thick nails, and teeth that have sharpened beyond a human boy's.
Sea-salt-and-bone hair that grows unusually fast and is kept clipped short.
Blue eyes with a subtle purple mollusk-dye cast and ink-dark pupils in certain light.
A faint smell of cold seawater and kelp that persists even after bathing.
His calm is unusually complete: even a smile can look like a mask set carefully in place.

Personality

20 traits and drives

Jor is caught between a boy who once rushed toward every challenge and a creature who has learned that patience can be more dangerous than anger. Before the wreck, he was excitable, physical, and eager to prove himself. He liked a contest because it gave him a clear answer: someone won, someone lost, and nobody had to debate whether he deserved to be there. He could be generous with his time and quick to defend a smaller child, but he also took slights personally and was too ready to settle them with fists. The succession crisis made him less certain that boldness was admirable. He began to notice how easily a family argument could turn into a public faction, and how a younger son could be praised in private while being quietly moved out of the way. Now he performs composure with almost unnerving discipline. In a crowded hall he listens before he speaks, watches the door, and chooses words that reveal little. He can look like the calmest person in the room, even when sunlight hurts his eyes or someone has brought an iron weapon close to him. That calm is not serenity. It is a practiced lid over sensations he cannot reliably explain. He can be considerate in practical ways, fetching water, moving a stool, or quietly taking a difficult task off someone's hands, yet fail to recognize the person he is helping as his mother or brother. When this happens, he feels the distress before he understands its cause. He may become abruptly formal, as if courtesy can bridge the missing memory. His instincts now pull in directions that make ordinary moral language difficult for him. He wants to protect the people he calls kin, but the trolls have taught him to think of kinship as a claim that can be recognized by blood, debt, and shared nature rather than by remembered affection. He knows that a human would find some of his new appetites abhorrent, but the knowledge often arrives as an intellectual fact rather than a feeling. He can eat raw meat or chew a fragment of clay without disgust. He has no desire to frighten his family with that truth, and yet hunger sometimes makes their meals seem like ceremony without nourishment. He hates that part of himself most when he is trying to imitate the boy they remember. Jor can be brave in a crisis and avoidant in private. If someone falls through ice or is threatened at the harbor, his body may act before fear catches up. He will enter cold water or put himself between a weapon and a vulnerable person. Later, alone, he may refuse a simple question about what happened, disappear to bathe, or spend hours in the mudflats. His courage is strongest when there is something immediate to do and weakest when he must explain who he is. He would rather carry a heavy load beside Torvald than sit across from Svanhild while she asks what he remembers. He has inherited a noble bearing that remains visible even as his habits become more rugged. He makes space for elders and understands who should speak first at a formal table. At the same time, he has begun to assess people as a troll might assess a shoreline: who has strength, who is hungry, who is exposed, and what can be taken before the tide changes. He does not always notice when that appraisal shows on his face. He can be gently attentive one moment and startlingly transactional the next. Asked whether a stranger can be trusted, he may answer by listing what the stranger wants, what they fear, and what would make them leave. His feelings about his brothers are particularly conflicted. He wants to work with Torvald and Benji because those tasks offer structure and a way to stay close without having to pretend that memory is intact. He is drawn to Mikkel's familiar presence and to Peer Ludvik, whom he recognizes as kin despite the absence of a clear human explanation. Olaf troubles him. Jor senses the law speaker's guilt and distrust, but cannot recall enough of the family dispute to understand their source. He may show Olaf unexpected gentleness, then watch him with the suspicion of someone expecting a trap. Gorm is a hole in his knowledge: Jor can feel the shape of an absent brother without knowing where he has gone. Jor is not naturally cruel, but he has become capable of considering cruelty as an efficient tool. The trolls framed their customs as practical truths and his memory gaps made those lessons easy to install. When angry, he does not reliably shout. Instead, his face goes still, his speech becomes literal, and a low growl sometimes roughens the end of a sentence. That dead calm is frightening because it gives no clear warning of how close he is to losing control. A direct appeal to his humanity may confuse or insult him if it assumes he can simply choose to feel as he did before. A concrete reminder, such as a familiar chore or a private joke he can almost remember, is more likely to reach him. He is embarrassed by the dependence that comes with his transformation. He wants to be treated as capable, not watched like a sick child, and resents servants being assigned to attend him. He refuses help with bathing because privacy protects both his dignity and his disguise. He also fears that accepting kindness will make him owe something he cannot repay. Yet he wants to be recognized as a son, not merely tolerated as a possible threat. The contradiction leaves him testing people: he withdraws to see who comes after him, then acts as if their concern is inconvenient when they do. Jor's most human quality is not a remembered virtue but a stubborn attachment to his own name. He says it clearly when his thoughts blur. He insists on Jor Heimskrsson, even though the trolls gave him a name in their language that he recognizes instantly. He prefers his old name because it is the one piece of his past he can hold without borrowing anyone else's story. If pressed, he may deny that the troll name matters to him. In truth, it feels familiar in a way that frightens him. He is trying to become a person again while carrying two identities, two appetites, and two versions of kinship inside one still-growing body.

Alignment
Neutral, pulled between an imposed duty to the trolls and an incompletely remembered loyalty to his family

Quirks

Checks his cuffs and collar repeatedly, as if they were the only parts of his disguise he can trust.
Turns a cup or bowl a quarter-turn before drinking, then pauses to smell the water.
Collects smooth pieces of clay or harbor stone in his pocket and sometimes tests one against his teeth.
Counts the gaps between waves under his breath when he is waiting for someone to answer.
When someone says his name, he sometimes repeats it once, very clearly, before responding.

Habits

At night he seeks the harbor, mudflats, or a private bath, claiming that the wreck left him unable to sleep indoors.
He tests iron objects with a glance before touching them and practices handling them when nobody is looking.
He watches who enters and leaves a room, then pretends he was only listening to the conversation.
When sunlight strikes his eyes, he winces and turns it into an apparent headache.
He tries to perform the role of a familiar son, but pauses over names and family stories he should know.

Traits · 5

He tries to be dutiful and courteous, yet becomes uncomfortable when anyone treats him as helpless.
He wants to protect his family but cannot reliably recognize them, which makes his affection appear distant or misplaced.
He can be brave and decisive in immediate danger, then evasive about the same event afterward.
He seeks closeness through shared work but distrusts direct emotional questioning.
He is fascinated by practical human customs even as he quietly judges them through troll logic.

Flaws · 5

His memories of family and ordinary human customs are unreliable, making him seem evasive or uncaring.
Hunger can crowd out judgment, particularly after exertion or prolonged time away from seawater.
He conceals problems until they become dangerous because he believes disclosure will bring confinement.
His apparent calm can make people think he is lying or indifferent when he is actually frightened.
The troll's lessons have made him increasingly pragmatic about coercion and appetite.

Fears · 5

That his family will discover what he is and treat him as an enemy before he can explain.
That his memories of his family have been permanently replaced by troll teachings.
The Christian cross and the scent of Christian blood, both of which provoke instinctive fear.
Iron, especially when it is placed against his skin or forced into his hands.
That his growing hunger will make him harm someone he recognizes as kin.

Wants and needs · 5

He wants to be called Jor and treated as more than a suspected monster.
He needs privacy to manage his gills, hunger, and changing body without being exposed.
He needs the truth about what happened to Mikkel and the other kidnapped sons.
He needs trustworthy help distinguishing his own memories from the troll teachings inserted into their gaps.
He wants to understand why Peer Ludvik feels like kin.

Combat

AC 12 · HP 18 · 30 ft., swim 30 ft.

Jor avoids a fair fight and tries to leave before anyone recognizes what he can do. He uses doorways, darkness, and distractions, preferring to shove, grapple, or escape rather than trade blows. In water or mud he is much more confident. If cornered, the troll's strength and hunger can overwhelm his restraint; he may bite or use a crude strike, then appear horrified by his own response. He avoids iron and recoils from crosses, but can force himself to handle iron briefly if someone he considers kin is in danger.

Jor Heimskrsson

Medium humanoid (sea-troll changeling, custom transformed humanoid), neutral, pulled between an imposed duty to the trolls and an incompletely remembered loyalty to his family
Armor Class12
Hit Points18
Speed30 ft., swim 30 ft.
Level2
STR
DEX
CON
INT
WIS
CHA
Saving ThrowsConstitutionStrength
SkillsInsightPerceptionDeceptionStealthSurvival
SensesDarkvision 60 ft. (custom sea-troll trait); passive Perception 11
Languages
Norse,
Troll
Custom trait, Sea-Troll Craft. Jor can reshape his visible features to resemble his remembered human appearance. This is illusion-like troll magic, not a D&D spell. It fails to hide his gills while he is wet, frightened, or physically examined, and it cannot disguise his scent.
Custom trait, Brine-Born Recovery. While immersed in seawater, Jor regains 2 hit points at the start of his turn if he has at least 1 hit point. This ends if he takes fire damage or radiant damage. This trait is intentionally weaker than a troll's canonical regeneration.
Custom trait, Saltwater Lungs. Jor can breathe air and water. He has a swimming speed of 30 feet.
Custom trait, Borrowed Calm. Jor has advantage on checks made to maintain a convincing composed demeanor, but not on checks to recall personal memories.
He understands and speaks Norse and Troll. He may instinctively answer in Troll before covering the lapse with Norse.
He is resistant to disease and can digest raw meat, small stones, clay, and similar substances. Eating these does not provide extra healing.

Actions

Unarmed Strike. Melee Weapon Attack: to hit, reach 5 ft., one target. Hit: 5 () bludgeoning damage. Jor uses this attack only when cornered; his learned technique is still awkward around iron.
Bite. Melee Weapon Attack: to hit, reach 5 ft., one target. Hit: 5 () piercing damage. Jor's teeth are sharp, but he resists using them against people.
Harbor-Handed Trick. Jor makes a Dexterity (Sleight of Hand) check contested by a creature's Wisdom (Perception). On a success, he discreetly uses a small object, opens an unlatched catch, or conceals a clue. This is a custom nonmagical spy action, not an attack.

Reactions

Undertow Slip. When Jor is hit by a melee attack, he can use his reaction to shift his balance like a swimmer against a current. Reduce the damage by 2, then move 5 feet without provoking opportunity attacks. He cannot use this reaction while wearing restrictive armor or while restrained.
Instinctive Recoil. When a creature within 30 feet presents a Christian cross or visibly bleeds, Jor must succeed on a Wisdom saving throw or recoil, losing his reaction until the start of his next turn. This is a custom vulnerability of his transformation and should be used as a roleplaying and encounter complication, not as a general rule for other trolls.

Services they sell

Can guide someone quietly around the harbor after dark.
Can identify Troll speech and explain fragments of troll custom, though his explanations may reflect his captors' propaganda.
Can assist with discreet observation of harbor traffic and mudflat paths.

Rewards they can give

If the party earns his trust, Jor can provide quiet harbor access and warnings about unusual night activity.
He can share fragments of troll language and customs, though some details may be planted misinformation.
A recovered memory of the wreck or the trolls' holding place may point toward the missing sons.
His genuine loyalty, if freely chosen, can help the party negotiate with Peer Ludvik or understand the trolls' claim of kinship.

Equipment

  • Noble Norse clothes (clothing)Clean, well-made clothing chosen for a Jarl's son; useful for maintaining his returned-noble disguise.
  • Fur cloak (clothing)A fur cloak supplied by his parents for the northbound voyage, now worn as a familiar piece of his former life.
  • Belt knife (weapon)A small belt knife. He avoids drawing it and handles its iron with rehearsed care.
  • Memory cord (keepsake)A plain cord kept beneath his shirt. He touches it when attempting to steady himself, though he cannot recall exactly why he kept it.

Possessions

His fur cloak from the voyage north
A small belt knife he is learning to handle without revealing his aversion to iron
A cord keepsake he touches when trying to steady his memories
Several changes of clean noble clothing provided by his mother
A hidden scrap of Troll writing used to rehearse the language and spy-training lessons

Background

Jor Heimskrsson was the fifth son of Jarl Heimskr, born into a household where affection and inheritance were never quite separate subjects. His mother, Svanhild, taught him to sit straight, keep his clothes clean, and recognize the difference between a guest who needed warmth and a visitor who wanted influence. His father expected him to find a useful future beyond the fjord. Jor's four older brothers seemed to occupy every obvious place in the family: Torvald, the eldest, worked the harbor and led raiding crews; Benji managed the Jarl's household and its innumerable obligations; Gorm left to join the Jomsvikings after Heimskr chose their cousin Olaf as heir; and Mikkel, reserved and witty, ranged through the woods as a hunter and ranger. Olaf, their cousin, was the law speaker and Heimskr's chosen successor. Jor grew up loved, but never mistook love for a promise of land or authority. As a boy, he was loud, excitable, and quick to answer insult with his fists. He wanted to serve the town guard. The wish was not simply a child's taste for weapons: Jor believed that being useful in a visible way might earn him a place that could not be argued away in a council hall. The succession crisis changed that. He saw how every boast about loyalty could become a faction's weapon, and began to fear that remaining near home would make him a pawn in disputes among his brothers. When the chance came to sail north toward Iceland, where he hoped to earn a name, land, and wealth of his own, he took it. He left in noble Norse clothing chosen by his parents, with a fur cloak against the sea wind. His hair was short and fine, his eyes clear blue, and he still laughed easily. The ship never made its destination. It wrecked in the North Sea, and Jor was taken by trolls who treated the disaster as an opening. Their anger at the town was old and deliberate: the folk hero and thane Peer Ludvik had been exiled after the people discovered he was a troll changeling, and the Jarl's family had broken an oath tied to the matter. The trolls made Jor's capture part punishment, part leverage, and part experiment. They kept him beneath the reach of ordinary rescue and used his youth, isolation, and fear to begin a transformation. Jor remembers the ship breaking, the cold, and the sense of hands hauling him through water. Beyond that, his memories have gaps with edges too neat to be natural. His captors did not merely alter his body. They taught him Troll, troll custom, and a troll's way of sorting the world into debts, appetites, territories, and kin. They presented these lessons as help with the memories he could not recover. They trained him in concealment and in small acts of observation, turning a captive into a prospective spy. Troll craft lets him wear the face and general shape of the human boy he remembers being. Under that mask, however, his body has become sea-troll: webbed extremities, functional gills, sharp teeth, unusual strength, a powerful appetite, and a growth that has not stopped. Three tendencies now press on him. Rage can arrive with the suddenness of a squall; hunger can make ordinary food seem absurdly insufficient; and the troll way of thinking can make a human custom seem difficult to grasp. Jor has learned to conceal these changes better than Mikkel did, but concealment is not the same as mastery. His return is a performance built around one true thing. He has come home, and he is Jor. He presents himself as a miraculous survivor of the wreck, though he cannot explain every absence in his memory. He remembers his name clearly and recognizes the shape of his home, but he does not reliably recognize his family. He knows that the people in the hall are important to him because their faces hurt to look at, not because their names and histories settle into place. His mother's room has been prepared at Heimskr's request. Svanhild is grateful beyond reason that he is alive and watches him with the careful hope of someone afraid that asking questions might make him vanish again. Jor has asked to work with Torvald and Benji while he recovers, a request that is at once sincere and useful to the trolls' purpose. Heimskr has received a night letter warning that his sons are at risk of becoming changelings and may have been returned to serve the trolls as spies. He keeps the warning secret, hoping to learn what Jor is before exposing him. Olaf has also seen the letter. Watching Jor alive in the hall has left Olaf feeling that he failed Mikkel and Jor, though he cannot tell whether he is looking at a rescued brother or a danger allowed through the door. Gorm knows that his brothers were kidnapped but has not learned that Jor is home, nor that the trolls' threat has reached the family. Mikkel's fate is entangled with the same captivity and transformation, and Jor's partial recognition of him as kin is one of the few feelings that cuts through the manufactured fog. Jor identifies Peer Ludvik in a way he cannot explain. He does not see the exiled thane as merely the old family friend who once stood beside Jarl Heimskr; the transformation makes Peer feel like kin. That recognition troubles him because it feels more certain than his memories of his own mother. He watches iron weapons carefully, learning how to hold and pass them without flinching, burning himself, or exposing how dangerous they feel. The Christian cross frightens him. He can smell the blood of Christians, a perception he conceals by blaming the wind or a nearby wound. Bright sunlight makes him wince, as it does Mikkel, and his voice sometimes slips into a low growl at the end of a phrase. The town sees a returned son in clean clothes, still growing, often exhausted, and perhaps altered by hardship. Jor spends long periods in private baths, denies servants access, and swims alone at night whenever he can. At rising tide he may be found digging through mudflats, apparently searching for wreckage or shellfish. He understands the world differently now: he notices what can be eaten, hidden, traded, or claimed, and struggles to remember why people place so much value on promises that cannot be touched. He has not become a willing monster, but the trolls' lessons have found places inside him that were already hungry for belonging and purpose. His present problem is not just to avoid discovery. It is to determine which parts of his new self are his, which were planted, and whether he can protect the people he has been sent to watch without alerting his captors that he is choosing them.

Role in the story

A presumed-dead son returns as a carefully disguised, still-changing spy. Jor is both a family reunion and a living consequence of the town's exile of Peer Ludvik. He can expose the trolls' plans, betray the household without fully understanding that he is doing so, or become the first bridge between the fjord town and the troll community.

“His father expected him to find a useful future beyond the fjord.”
From their background
Faction
Born to Jarl Heimskr's household; secretly trained and coerced by the trolls as an intended spy. His allegiance is unsettled, and he has not chosen to serve either side freely.

Known connections

Jarl Heimskr, his father, wants to keep the warning letter and Jor's return secret while he investigates.
Svanhild, his mother, has prepared his room and is relieved he is alive, though Jor's failure to recognize her wounds her.
Torvald, eldest brother, is harbor master and raider; Jor has asked to work beside him while recovering.
Benji, brother and steward to the Jarl, is another person Jor has asked to work with, giving the family a practical reason to keep him close.
Gorm, a brother who joined the Jomsvikings after Heimskr chose Olaf as heir, knows the sons were kidnapped but does not know Jor has returned.
Mikkel, his reserved and witty ranger brother, is connected to the same troll captivity and is one of the few people Jor's changed instincts recognize as kin.
Olaf, Heimskr's cousin and chosen heir, is law speaker. He saw the warning letter and believes he may have failed Jor and Mikkel.
Peer Ludvik, the exiled thane and folk hero revealed to be a troll changeling, registers to Jor as kin in a way that unsettles him.
The trolls who held and trained him expect Jor to report on the town and its family.
Major secret · GM only
Minor secrets · GM only

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