The King of Another Castle (Commission for smounged1989)

Story by Cimmaron on SoFurry

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#11 of Commissions

Well, been a long time since I could splurge like I just did (lol, pun intended)

But still, hyper, muscle, growth, macro, vore, etc. etc... man, it's like :FA: smounged1989 was giving me a birthday present. Though he also gave me money.

Anyway, enjoy this piece of art!

Want a Commission? Details here!

If you like what I do, want to support me?

Patreon!

Ko-fi


**WARNING: This story contains R34, transformation, muscle, cock and macro growth, cum inflation, butt sex, semi NC, hyper dongs, excessive cum, soft and cock vore. Wow, that's a lot. But yeah, if you don't like any of that or it's not legal to look at this, you better GTFO. Otherwise, enjoy the smut!**

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Marco blinked quickly, keeping his attention focused on the TV screen that was a few inches too close to his face, his fingers flying over the buttons on the controller with machine like precision. A quick jerk of his head to remove a wayward lock of long, messy black hair from in front of his eyes was all the time he would give to that annoyance right now. On the screen, four fabled mascots of Nintendo duked it out in an all out Brawl, punching and kicking each other, sending them flying off platforms that by all rights should not have been possible to exist.

The Hero of Hyrule flew off the side of the screen, a colorful explosion on the side of the screen showing that the AI character had lost. A moment later, the little yellow symbol of Pokémon gave one last cry before it too lost. Finally it was down to the traditional rivalry: the red mustachioed plumber and the ruler of the evil turtles.

Mario landed a few punches before Bowser was able to jump over and land behind. A quick turn, followed by a series of well-trained button presses, unleashed a combo that hurled Mario off the edge.

"Yes!" Marco shouted, dropping the controller on the table in front of him, crashing through old pizza boxes and rattling empty beer bottles, the remainder of his roommates party just a few hours before.

It had been a while since he last played Smash Bros, and he was quite happy that not only did he remember everything, but that he was also able to breeze through it, even when tired, buzzed and stuffed full of pizza.

A loud thump upstairs startled Marco, followed by a wordless moan of annoyance silenced Marco's victory almost as quickly as it started. He sighed, grabbing the controller again.

"Stupid jerks," he muttered, thinking of his three roommates upstairs as he started another game. The beer bottles and pizza boxes was theirs, the remains of one of their nightly frat parties. Most of Marco's time here had been as a simple body to help pay for their apartment and too cook and clean for them. And how did they thank him? Teasing for being a nerd, being a social outcast, and not being cool like them.

This time the game wasn't going so well. He missed a few moves, and got pummeled by the three AI players whatever chance he got. He managed to knock out Luigi and Peach, though he had fell off the screen a few times too many for Marco's liking. Now he was down to one more AI opponent, the diminutive Ness, in comparison to the massive King of the Koopa's that Marco usually played.

But why would he want to be cool like them? So he could be drunk every night, play stupid music and wear their clothes in the latest stupid fashion? Marco growled as the thoughts of everything that he hated about his roommates coming up to the fore. They wouldn't get anywhere in life, Marco was sure, but right now they were at the top of the heap, and God fucking hell that was aggravating.

Marco missed a move, and Bowser got kicked off an edge on the game, and the player wasn't able to rescue him in time.

"Game! Player looses," the game announced as Ness did a little backflip on the screen.

"Damnit!" Marco grumbled, tossing the controller to the side, grabbing the remote and turning off the TV, letting darkness fill the room except for the bars of light that still came through the blinds over the windows. He flopped onto the couch, rolling on the pillow and blankets that he had set himself up on. Had Will not broke Marco's bed with some stupid bimbo a week ago, he would have slept up there. God damnit, they just didn't care for him at all, did they?

_ I know that feeling kid,_ a deep rumbling voice somewhere said, making Marco sit up. You just want to live, to be respected, but then some punks come along and beat you up.

"Who's there?" Marco asked, nervous and scared. Had someone broke in and heard him talking?

The deep baritone rumbled in laughter. Hell no. You know who I am.

"Do I?" Marco asked the invisible person.

Since you were a little kid, the voice said. Even though the TV was off, a faint glow appeared from it, and began to fill the room. While I might never win my battles, I know I can help you win yours.

"What the hell?" Marco asked, staring at the orb as it got brighter, before it started to grow and spin around Marco, wrapping around him like a cocoon. Marco stood up, trying to get out of whatever the hell was happening to him, but it felt like he was stuck in the middle of the floor, unable to move.

No, don't go, the voice said. You'll love this, I promise.

Marco felt pinpricks all over his body. It was weird... it should have hurt, but it felt good. Marco moaned softly, as his skin began to change from pale pink to a dull yellow, growing thicker and tougher. A lighter tan crept up over his body, stretching from under the lounge pants he wore, under his t-shirt and reaching up to cover the lower part of his face. Like a mask, green scaly skin emerged around Marco's eyes,

This is my gift to you. You had done so much for me. Let me help you now.

Marco's body began to inflate, pounds of muscle puffing out into thick biceps and thighs and legs, though they seemed short in comparison to his body. The lounge pants couldn't hold up, the fabric ripping and tearing apart to show off the massive legs that held up Marco. Marco's shirt was also in a bad spot, and began to ride up his chest as his flat stomach bulging out bigger and bigger, though it did little to hide or diminish the power that his new muscle gut possessed. With a grunt and flex of his new muscles, the cotton shredded. Whatever fabric that remained on his body morphed into leather bands, short white spikes giving a fearsome, punk look to the new Marco. One of his fingers on each hand vanished, leaving Marco with a cartoony four-fingered hand, while his feet grew larger into three toed paws. Marco's fingernails and toenails also morphed, turning into white claws that he was sure could tear apart steel and stone with a single swipe. His jaw cracked, his nose and mouth stretching out to form a short muzzle. His teeth grew longer and sharper, a mouth full of fearsome and deadly fangs replacing his normal teeth.

See? This is what you want. This is how you will get your revenge, the voice said, growing dimmer as he spoke.

"B-B-Booowseeeeer?" Marco growled, his mouth no longer cooperating. He grunted and growled as two ivory horns pushed out of his skull and past the black shock of hair that began to turn red, and roared as pressure building up at the base of his spine burst out into a long yellow tail, more ivory spikes popping out at perfectly measured intervals. A heavy weight grew on Marco's back, a massive green shell with more white spikes, deadly to anyone who would get to close.

The deep voice laughed. Almost there, just one more thing. And I know you'll like this one. And your viewing habits can't hide that.

Marco didn't have long to figure out what it was. A heat settled into his groin, and what would before have been pleasurable to Marco was now ten times better. His average sized human cock looked like a cartoon character at how quickly it suddenly bulged out, growing longer and thicker by the second. Marco shifted and growled in bliss as his ballsac ballooned out, gaining mass and heftiness to keep up with the ever-increasing cock. Even over his snout and gut, Marco could see his cock grow longer and longer, the massive length obscenely and proportionally ridiculous, but it felt so good to Marco. He reached a his thick arms down to wrap around his cock, both hands barely being able to touch each other around the turgid length.

Oh come now, the disembodied voice of Bowser said as the blue lights that surrounded Marco through his transformation vanished. D_o you really think you should get off now? When you have some delicious helpers just upstairs?_

Marco stopped, and then flashed his fangs into a fearsome grin.

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Will's drinking binge was really rough on him. While he normally was a light sleeper (and he had been the one to slam the wall and give some muffled command in his pillow a few minutes before,) it wasn't until he heard the heavy breathing and deep rumbling laugh that he realized something wasn't right.

The sandy haired man looked over his shoulder, his bleary eyes unable to make out whatever it was that was behind him.

"No, go away," he mumbled, flailing his hand at whatever it was behind him, before rolling over back into his blanket. "I don't care."

A massive hand reached up and tore the blanket away, making Will ball up in the sudden coldness. "No, just leave me..." he mumbled rolling over to face his tormentor.

"What the fuck!" Will shouted, as a massive lizard thing stood over him. Whatever that thing was, it then gave a deep rumble of pleasure, before reaching up and grabbing Will with both arms.

"What the fuck are you?" Will cried out, thrashing about, hitting whatever part of the creatures tough and scaly body he could reach. "No, let go of me!"

Marco-Bowser only laughed again, using one sharp claw to slice through the overpriced jeans that Will hadn't taken off to go to sleep, leaving him in only his underwear.

Will blinked. "What the fuck do you want?" he asked. The creature's only response was to reach down for the massive prick, lifting up the throbbing, pre oozing hard length high enough to show Will. It was almost as wide as Will's entire torso, and long enough where inches was meaningless, and feet was nearly useless to measure.

"Wait, what, seriously?" Will exclaimed. "I'm not a fucking homo, let me go!"

Marco-Bowser growled, flashing his fangs again and snorting at Will, making him whimper and cower. Satisfied that his prey was silenced, Marco-Bowser tore at the white underwear, leaving Will completely nude, his soft and fear-shrunken dick miniscule in comparison to the lizard's own.

Marco-Bowser didn't bother with preparing Will for what was to come. What was the use? Instead Bowser speared his shaft straight into the tight virgin ass, making Will scream in what he thought would be body-destroying pain.

Yes, a cock that was nearly the size of Will's entire lower body should have destroyed him, turning him into a living condom. But Will's ass took the penis like a champ, his belly bulging out and impossibly, lewdly distending, the shape of Marco-Boswer's cock head clearly visible.

"How... how is this possible?" Will asked, watching the cock bob in and out of his ass and stomach with fascination and disbelief. And Will was starting to enjoy it, if his own cock was any indication. It was starting to get hard and leak pre, bouncing up and down as his body was thrust deep and hard over Marco-Bowser's shaft.

The King of the Koopa's growled and grunted, the tight human's rear clinching and working the sensitive pole for all it was worth. Even though Marco-Bowser was unable to shove his entire thing into the now willing bottom, it was enough for now.

Marco-Bowser's breathing grew more and more ragged, thrusts shorter and less coordinated. He rumbled and grunted, grabbing hold of his human plaything's hips, and thrusting his cock in as deep as he could. He bellowed, a wave of hot breath rushing over Will as the basketball sized testes heaved up and the shaft bulged and throbbed, thick streams of cum flooding and bloating Will. His stomach bulged out from the sheer amount of virile Koopa seed that Marco-Bowser could produce, turning the swimmer's build into a sloshing ball of sex.

Will grunted and cried out as his own cock shot its tiny load over the lizard's chest, his hands reaching out and feeling over his bloated belly. Had he walked out of the house right now, someone would have mistaken him for being nine months pregnant with triplets.

"Man, I can't believe how great that felt," Will said in the hazy afterglow, a dumb smile crossing his face. "I want to do it again sometime."

Marco-Bowser gave a deep rumble of laughter, licking his lips. While he would love to it again, he had other things he wanted. Like a snack.

Marco-Bowser opened his mouth, and wrapped it around the dazed Will's head. The human blinked, trying to comprehend how he was suddenly face to face with the dangling uvula in a hot and wet mouth. Then it struck him as he felt Marco-Bowser lift and push Will deeper into his mouth.

"Hey! Don't eat me!" He cried out, trying to use his hands to stop his descent. But the human was too puny, too cream filled to put up any sort of fight. Marco-Bowser's jaw stretched wider as he forced the shoulders into his mouth, pinning Will's arms to his side and his head into the Koopa's throat.

Will's muffled protests and leg thrashing couldn't and wouldn't deter Marco-Bowser. Hunger and anger and revenge all came to a head, as the cum bloated belly came up to Marco-Bowser's lips. By this point physics was no longer a problem, and the King of the Koopa's jaw stretched implausibly wide, and Will's rotund figure easily slipped in, bulging out Marco-Bowser's throat. With a wet slurp, the tired, limp legs were sucked in, the bulge of the overfilled and eaten prey slipping through his chest and finally settling into Marco-Bowser's stomach.

Oooh, that's good, the deep rumbling voice of Bowser said. Had it been real, a smack of lips and a belch would have punctuated that statement. And now I think its time for an upgrade.

Before Marco could wrap his mind around that enigmatic statement, his entire body shook and bulged even larger. Muscles puffed out larger, his tail grew longer and smashed through the walls as it swished back and forth. The ivory horns dug into the ceiling before the massive head crashed through the next floor, into another bedroom used by James, who shockingly hadn't been woken up by the ruckus downstairs until Marco-Bowser's skull emerged through the floor. The floor below cracked as the weight increased even more, the foundation struggling to hold the giant video game villain. His cock gained another few feet, the still hard cock smashing through the wall into their shared bathroom, thick pre soaking the tiles, toilet and bathtub in a flood of white spunk.

Marco-Bowser turned his head, destroying the floor supports and hardwood floors, and caught sight of James, wide eyed and terrified at being awoken by a monster barging into his room.

"What the fucking hell?" He cried out, pinching himself and blinking, thinking that it's got to be a dream. But no, there was a fierce looking, horned beast staring at him through his floor.

"You... For fuck sakes Marco, this is you, isn't it? Just trying to scare me, ya runt? Well I'll kick your ass..."

The Koopa roared a challenge, freezing James in place, his blood running ice cold. James blinked, tried to comprehend what was happening. Sudden realization struck him, and he tried to run for the door to escape, but Marco-Bowser jumped forward, smashing through the floor and catching James in his still open mouth. He shut his mouth over the guy that was the ringleader of the abusive roommates, the guy that thought he owned everything he touched. Well, now he belonged to Marco-Bowser's belly.

"Hey, let me out!" James cried. "This isn't funny!" He punched the walls and roof of the mouth, trying to keep his footing on a tongue that was licking over and savoring it's newest victim.

"I promise I will leave you alone Marco!" he pleaded, panic and desperation.

How many times had he heard that before? And what was the result? Marco-Bowser just rolled his eyes, and swallowed.

This time there was no need for cartoon physics to swallow the human whole, cosigning him to the pit of his gut without a challenge. It was almost too easy, and Marco resented not being able to torment the bully a bit more. All well, he deserved being eaten.

There was another growth spurt after that easy, if not filling snack. This time half the house collapsed around Marco-Bowser, leaving the beast just a bit taller than where the roof used to be. This time when he turned, his massive prick sliced through the drywall, braces, bricks and siding of the house, jutting out huge, fat, and thick, each dribble of pre enough to fill gallon buckets to overflowing.

But there was one more victim to deal with. Marco-Bowser's ears perked as he heard a whimpering human. He took a few steps forward, each footfall creating a mini earthquake and crater in the ground. Although most of the walls of the last bed room were gone, the last roommate, Oliver, lay huddled in his bed sheets, terrified of the monster that had eaten his friends, destroyed his home, and was now undoubtedly looking for him.

A massive paw reached in and grabbed the human, pulling him out of the wreckage with a swift swoop, lifting him high into the air, making Oliver huddle tighter to Marco-Bowser's hand tight grip, hoping he wouldn't just let him fall to the street below.

Marco-Bowser unleashed a window-rattling, fear inducing roar as he claimed his final victim. Oliver tried to huddle deeper into the paw, closing his eyes and praying that it at least be quick.

But the King of the Koopa's (no, the King of the Human World now, he thought with a fang filled grin) had another plan. His free hand reached down and grabbed his throbbing shaft, pulling it up closer to his face. It nearly reached his mouth now, and the boulder sized nuts churned and throbbed as it anticipated it's next action.

Marco-Bowser, despite his huge, thick beefy fingers, delicately set Oliver down on the tip of his pulshing cock.

"What do you want from me?" Oliver shouted, tears streaming down his face. Why, why are you doing this?"

Marco-Bowser grunted. Oliver was the nice one, the one that would help out... when the other two weren't around. Once they were around however, he went along with whatever they did, picking on and bullying Marco, not bothering to help him anymore.

Well, he had plenty of chances to stand up and be a decent person. Now he could be a decent snack for his dick.

Marco-Bowser pushed a claw into the back of Oliver, setting him off balance. He slipped on the slippery, pre soaked cock head, and tripped into the yawning urethra feet first.

A torrent of pre poured around Oliver, making him sputter from the sheer amount of musky Koopa seed flooded his face. "What the hell? What the shit?" he exclaimed, trying to pull himself out of his trap. But he could get a grip on the cock around him, slipping and sliding as he could feel his legs and torso be dragged down deeper

Marco-Bowser gave a triumphant, evil laugh, before using his finger to push Oliver down into the cumslit, out of sight. The squirming human though did his best to get him roused up however, making Marco-Bowser shuffle and growl in tense pressure and pleasure. He used his finger to push the little bulge in his dong down, down, down until the squirming figure had completely passed through his urethra, and landed with a splash in the cum filled balls.

That little addition began to melt away into white good even as Oliver struggled, to stay floating. The heat and musky of his testicles became too much, and soon the human simply faded away into the increasingly full sac.

Marco huffed, snorting and growling as his erection throbbed with need. He grabbed the sensitive flesh, pumping it with his hands to get himself off, even as the spirit of Bowser once more began to grow his vessel of manliness and world domination.

Soon Marco-Bowser towered over the tallest trees in the neighborhood, his paws and hands growing to the size of houses along the city block, which all fell prey to the expanding and enlarging macro monster.

He shuffled his feet as he kept growing, wiping out entire neighborhoods with a single paw. The skyscrapers in the city were matched, then surpassed by Marco-Bowser.

The creature huffed and growled, his back arching, legs and arms flexing, toe claws digging through concrete, pavement and steel, before he let out a deep throated roar of release, shattering any window that might have survived at this point, as his colossal cock finally sprewed it's massive load.

The downtown core was flooded in an instant by a tidal wave of cream, destroying buildings with the force of a tsunami. Skyscrapers shuddered and groaned, apartment buildings crumbled, malls collapsed, small stores and homes washed away.

And still Marco-Bowser came and came and came, the dam finally broken. It felt like forever, until finally the tap began to run dry. Spurts and shots that would have filled Olympic pools but insignificant compared to the first shots added a foot more spunk to the devastation. Finally sated. Marco-Bowser wobbled, before falling backwards in a sex and musk filled afterglow, dozing off as his new empire trembled in fear at their overlord.

Good boy, the rumbling baritone said to Marco. This world is ours now, and these puny beings will never forget it!

"Never forget it," Marco rumbled in his sleep. "Never forget it."

You should see the mess you made, the voice continued.

"So sexy," Marco repeated, smiling in his sleep.

Hell, you got it over on the floor over there. All over the couch

Marco was too far gone at this point to realize that three men stood over him, pointing at him.

"Jesus, wonder what he was dreaming about," James asked, before turning around. "Just let him sleep. He had a long night I bet."