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Greg the Diamond Remake
Fandom: Steven Universe Future
Created: 6/20/2026
Tags
AU (Alternate Universe)FantasyScience FictionSpace OperaHumorHurt/ComfortCharacter StudyAdventureCanon Setting
The Refraction of Greg Universe
The Atlantic breeze was particularly sweet today, carrying the scent of salt spray and the lingering heat of a Beach City summer. Greg Universe sat on the edge of his unmade bed in the back of the van, his weathered hands moving rhythmically over the strings of his acoustic guitar. He wasn't playing anything specific—just a series of open chords that felt like the tide coming in and out.
He took a deep, sharp breath, filling his lungs with that refreshing air, and exhaled with a long, peaceful whistle. Life was quiet. Steven was growing up, the Earth was safe, and for the first time in years, Greg felt like he could just... be.
"Not bad, Greggy," he muttered to himself, a small smile tugging at his beard. "Not bad at all."
He leaned forward to readjust the rearview mirror, intending to check if his ponytail was holding up, but as the glass caught his reflection, the guitar slipped from his lap with a discordant *thrum*.
Greg froze. He blinked, rubbing his eyes hard enough to see stars, and looked again. His pupils, usually simple dark circles, were gone. In their place were two sharp, glowing apertures shaped like vertical diamonds, radiating a soft, rhythmic violet light.
"Whoa," he gasped, his voice cracking. "What is—is this a stroke? Am I having a light-show stroke?"
He scrambled backward, his pulse hammering against his ribs. In his haste to get away from his own reflection, his heel caught on a stray amplifier cable. He tripped over his own feet, crashing into the side wall of the van with a heavy thud.
Panic, cold and sharp, began to override his confusion. He felt... heavy. Not his usual "too many donuts" heavy, but a dense, humming weight centered right in his gut. His skin felt tight, buzzing with a static electricity that made his hair stand on end.
With trembling hands, Greg gripped the hem of his gray sweatshirt and yanked it up.
His breath hitched. Wedged firmly into his navel was no longer a belly button, but a polished, multi-faceted gemstone. It was a deep, regal purple, its surface shimmering with an internal fire that pulsed in perfect synchronization with his heartbeat.
"No, no, no," Greg whimpered, his hands hovering over the stone. "This is a Steven thing. This is a Rose thing. I’m just the guy who washes the vans! I don’t do the glowing rock thing!"
He grabbed the gem with his bare hands, his knuckles turning white as he tried to wedge his fingers behind the facets. He pulled. He twisted. He braced his feet against the floor of the van and heaved until he turned red in the face, but the gem didn't budge. It felt as much a part of him as his own spine.
"Okay," Greg panted, sweat dripping down his forehead. "Okay, don't panic. Panic is for people who don't have magical alien roommates. I just... I need to get to the house."
He scrambled into the driver's seat, nearly snapping the key in the ignition as he cranked the engine. The van roared to life, tires spitting sand as he peeled out from his parking spot by the shore. His mind was a whirlwind of terrifying possibilities. Was he turning into Rose? Was he being replaced? Was this some kind of delayed cosmic inheritance tax?
The drive to the Temple felt like it took hours, though it was barely three minutes. He slammed the van into park, not even caring that he’d tilted onto the sidewalk, and bolted up the wooden stairs. He didn't knock; he threw the door open so hard it bounced off the interior wall.
"Garnet! Pearl! Amethyst! I’ve got a—a situation!" Greg yelled, his voice echoing through the high ceilings of the beach house.
The scene inside was not what he expected. The Gems were gathered in the center of the living room, but they weren't alone. Steven was standing near the kitchen counter, looking uncharacteristically tense. Facing them was a Gem Greg had never seen before.
She was tall and slender, standing with a rigid, military posture. Her skin was a pale lavender, and her hair was styled in sharp, angular swoops that mimicked a crown. She wore a high-collared uniform of deep plum, and her physical form seemed to radiate an aura of extreme formality.
"Dad?" Steven asked, his eyes wide as he stepped toward his father. "You okay? You look like you saw a ghost."
Greg was doubled over, clutching his knees as he tried to catch his breath. "Ghost? No. Worse. Way worse."
"Greg, please, we are in the middle of a very delicate diplomatic inquiry," Pearl said, her hands fluttering nervously. "This messenger arrived from a far-flung colony that hasn't received the word about the new Era—"
"I don't think I'm in Era Anything anymore, Pearl!" Greg shouted. He stood up straight and yanked his sweatshirt up to his chest, exposing his midriff.
The room went deathly silent.
Steven froze mid-step, his jaw dropping. "Dad... your belly button... it’s..."
"It’s a gem, Steven!" Greg yelled, his voice rising an octave. "I woke up, I looked in the mirror, and I’ve got a purple diamond in my eyes and a rock in my gut! Tell me this is a prank. Tell me Amethyst put a sticker on me while I was sleeping!"
Garnet adjusted her visor, her mouth thinning into a hard line. "That’s not a sticker, Greg."
Amethyst leaned in, her eyes squinting. "Whoa. Since when did the old man get fancy? That looks like... wait."
The purple-toned Pearl, who had been standing silently in the background, suddenly lurched forward. Her eyes, which had been cold and distant, were now blown wide with an expression of pure, unadulterated shock. She didn't look at Steven, and she didn't look at the Crystal Gems. Her gaze was locked entirely on Greg’s stomach.
She let out a sound that was half-gasp, half-sob. Before anyone could react, she dropped to her knees on the hardwood floor. She crossed her arms over her chest, fists resting against her shoulders in the unmistakable diamond salute.
"My Diamond!" she cried out, her voice trembling with a mix of relief and devotion. "You’ve returned! We searched the farthest reaches of the void... we thought the shattering was absolute!"
Greg recoiled, nearly tripping over the sofa. "Whoa, hey! No 'Diamond' talk! I’m Greg! I’m just Greg!"
The violet Pearl looked up, tears of shimmering light welling in her eyes. "Your form... it is so... humble. So discreet! To hide within the biology of a primitive species to escape the purge... it is a stroke of brilliance only your radiance could conceive!"
"Dad," Steven whispered, walking closer, his hand reaching out but hesitating to touch the glowing stone. "That gem... that’s a Plum Diamond. I’ve read about the lost sectors in the Moon Base archives. There were rumors of a fourth branch of the hierarchy that was severed during the early expansion."
"I don't care about branches, Steven!" Greg cried, waving his arms frantically. "I want to know why I’m turning into a piece of jewelry! Is this going to happen to my arms? Am I going to start growing extra limbs?"
Garnet stepped forward, placing a steadying hand on Greg’s shoulder. "Greg, stay calm. Your heartbeat is accelerating the gem's output. Look at the floor."
Greg looked down. Where his shadow should have been, a pool of deep violet light was spreading, turning the floorboards into a shimmering, translucent crystalline surface.
"Oh, boy," Greg groaned, sliding down the wall until he sat on the floor. "I’m ruining the hardwood. Pearl’s gonna kill me."
"I am certainly not going to kill a Diamond!" Pearl squeaked, looking torn between bowing and fainting. "But Greg... how is this possible? You’re human. You’re... you’re a man!"
The violet Pearl stood up, though she kept her head bowed respectfully. "The Great Plum Diamond was the master of essence and refraction. She could weave her consciousness into any medium. To see her now, bonded with this... organic musician... it is the ultimate testament to her mastery of form."
"I’m not a master of anything!" Greg insisted. "I’m a master of the oil change! I’m a master of the three-chord ballad!"
Steven knelt beside his father, his expression shifting from shock to a deep, concerned empathy. He knew what it was like to carry a weight you never asked for. He knew the feeling of your own body becoming a mystery.
"Dad," Steven said softly. "Look at me."
Greg turned his violet-diamond pupils toward his son.
"Whatever this is, we’re going to figure it out," Steven promised. "But that Pearl... she recognized you. Not just the gem, but *you*. Is there anything you remember? Anything from before the van? From when you were a kid?"
Greg shook his head, his long hair swaying. "Nothing weird! I had a normal, boring life in Lebanon, Pennsylvania! I ran away to be a rock star! I met your mom!" He paused, his breath hitching. "Wait. My mom. She used to sing me this song. Not a human song. It didn't have words, just... vibrations. She said it was a family secret."
The violet Pearl let out a soft chime of agreement. "The Resonance. The song that shaped the nebula. You carry the frequency, My Diamond."
Amethyst scratched her head. "So, let me get this straight. Greg’s been a Diamond this whole time? Like, undercover? For fifty years?"
"I don't think he knew, Amethyst," Garnet said, her third eye opening as she scanned the timeline. "It was dormant. Latent. But something triggered it. The Earth's recent surge in magical stability... or perhaps just the sheer amount of time he spent in proximity to Rose’s gem."
Greg looked down at the purple stone in his belly. It felt warm now, a comforting heat that started to spread through his chest. The panic was still there, but beneath it was a strange sense of familiarity, like a dream he had forgotten but was suddenly beginning to recall.
"So what now?" Greg asked, looking at the violet Pearl. "You gonna take me to a palace? Give me a cape?"
The Pearl looked up, a small, hopeful smile appearing on her face. "The colonies await your command, My Diamond. But if you wish to remain in this... van... then I shall begin the construction of a mobile throne room immediately."
Greg blinked. "A mobile throne room? You mean, like, a luxury RV?"
The Pearl bowed low. "If that is the vessel you require for your reign."
Greg looked at Steven, then at the Gems, and finally back at his own glowing reflection in the glass of the sliding door.
"Well," Greg said, a hint of his old humor returning through the terror. "I always did want to tour the galaxy. I just thought I’d be doing it with a backing band, not a fleet of spaceships."
Steven laughed, though it was a shaky sound. He hugged his father, careful not to bump the new gemstone. "We’ll take it one step at a time, Dad. But you might want to call the car wash and tell them you’re taking a very long leave of absence."
As the sun began to set over the ocean, casting long, purple shadows across the beach, Greg Universe sat on the floor of the temple—a human, a father, and a Diamond—wondering if he could find a way to play his guitar with four-dimensional resonance.
"One thing's for sure," Greg sighed, leaning his head back against the wall. "This is definitely going to make the next family barbecue a lot more awkward."
He took a deep, sharp breath, filling his lungs with that refreshing air, and exhaled with a long, peaceful whistle. Life was quiet. Steven was growing up, the Earth was safe, and for the first time in years, Greg felt like he could just... be.
"Not bad, Greggy," he muttered to himself, a small smile tugging at his beard. "Not bad at all."
He leaned forward to readjust the rearview mirror, intending to check if his ponytail was holding up, but as the glass caught his reflection, the guitar slipped from his lap with a discordant *thrum*.
Greg froze. He blinked, rubbing his eyes hard enough to see stars, and looked again. His pupils, usually simple dark circles, were gone. In their place were two sharp, glowing apertures shaped like vertical diamonds, radiating a soft, rhythmic violet light.
"Whoa," he gasped, his voice cracking. "What is—is this a stroke? Am I having a light-show stroke?"
He scrambled backward, his pulse hammering against his ribs. In his haste to get away from his own reflection, his heel caught on a stray amplifier cable. He tripped over his own feet, crashing into the side wall of the van with a heavy thud.
Panic, cold and sharp, began to override his confusion. He felt... heavy. Not his usual "too many donuts" heavy, but a dense, humming weight centered right in his gut. His skin felt tight, buzzing with a static electricity that made his hair stand on end.
With trembling hands, Greg gripped the hem of his gray sweatshirt and yanked it up.
His breath hitched. Wedged firmly into his navel was no longer a belly button, but a polished, multi-faceted gemstone. It was a deep, regal purple, its surface shimmering with an internal fire that pulsed in perfect synchronization with his heartbeat.
"No, no, no," Greg whimpered, his hands hovering over the stone. "This is a Steven thing. This is a Rose thing. I’m just the guy who washes the vans! I don’t do the glowing rock thing!"
He grabbed the gem with his bare hands, his knuckles turning white as he tried to wedge his fingers behind the facets. He pulled. He twisted. He braced his feet against the floor of the van and heaved until he turned red in the face, but the gem didn't budge. It felt as much a part of him as his own spine.
"Okay," Greg panted, sweat dripping down his forehead. "Okay, don't panic. Panic is for people who don't have magical alien roommates. I just... I need to get to the house."
He scrambled into the driver's seat, nearly snapping the key in the ignition as he cranked the engine. The van roared to life, tires spitting sand as he peeled out from his parking spot by the shore. His mind was a whirlwind of terrifying possibilities. Was he turning into Rose? Was he being replaced? Was this some kind of delayed cosmic inheritance tax?
The drive to the Temple felt like it took hours, though it was barely three minutes. He slammed the van into park, not even caring that he’d tilted onto the sidewalk, and bolted up the wooden stairs. He didn't knock; he threw the door open so hard it bounced off the interior wall.
"Garnet! Pearl! Amethyst! I’ve got a—a situation!" Greg yelled, his voice echoing through the high ceilings of the beach house.
The scene inside was not what he expected. The Gems were gathered in the center of the living room, but they weren't alone. Steven was standing near the kitchen counter, looking uncharacteristically tense. Facing them was a Gem Greg had never seen before.
She was tall and slender, standing with a rigid, military posture. Her skin was a pale lavender, and her hair was styled in sharp, angular swoops that mimicked a crown. She wore a high-collared uniform of deep plum, and her physical form seemed to radiate an aura of extreme formality.
"Dad?" Steven asked, his eyes wide as he stepped toward his father. "You okay? You look like you saw a ghost."
Greg was doubled over, clutching his knees as he tried to catch his breath. "Ghost? No. Worse. Way worse."
"Greg, please, we are in the middle of a very delicate diplomatic inquiry," Pearl said, her hands fluttering nervously. "This messenger arrived from a far-flung colony that hasn't received the word about the new Era—"
"I don't think I'm in Era Anything anymore, Pearl!" Greg shouted. He stood up straight and yanked his sweatshirt up to his chest, exposing his midriff.
The room went deathly silent.
Steven froze mid-step, his jaw dropping. "Dad... your belly button... it’s..."
"It’s a gem, Steven!" Greg yelled, his voice rising an octave. "I woke up, I looked in the mirror, and I’ve got a purple diamond in my eyes and a rock in my gut! Tell me this is a prank. Tell me Amethyst put a sticker on me while I was sleeping!"
Garnet adjusted her visor, her mouth thinning into a hard line. "That’s not a sticker, Greg."
Amethyst leaned in, her eyes squinting. "Whoa. Since when did the old man get fancy? That looks like... wait."
The purple-toned Pearl, who had been standing silently in the background, suddenly lurched forward. Her eyes, which had been cold and distant, were now blown wide with an expression of pure, unadulterated shock. She didn't look at Steven, and she didn't look at the Crystal Gems. Her gaze was locked entirely on Greg’s stomach.
She let out a sound that was half-gasp, half-sob. Before anyone could react, she dropped to her knees on the hardwood floor. She crossed her arms over her chest, fists resting against her shoulders in the unmistakable diamond salute.
"My Diamond!" she cried out, her voice trembling with a mix of relief and devotion. "You’ve returned! We searched the farthest reaches of the void... we thought the shattering was absolute!"
Greg recoiled, nearly tripping over the sofa. "Whoa, hey! No 'Diamond' talk! I’m Greg! I’m just Greg!"
The violet Pearl looked up, tears of shimmering light welling in her eyes. "Your form... it is so... humble. So discreet! To hide within the biology of a primitive species to escape the purge... it is a stroke of brilliance only your radiance could conceive!"
"Dad," Steven whispered, walking closer, his hand reaching out but hesitating to touch the glowing stone. "That gem... that’s a Plum Diamond. I’ve read about the lost sectors in the Moon Base archives. There were rumors of a fourth branch of the hierarchy that was severed during the early expansion."
"I don't care about branches, Steven!" Greg cried, waving his arms frantically. "I want to know why I’m turning into a piece of jewelry! Is this going to happen to my arms? Am I going to start growing extra limbs?"
Garnet stepped forward, placing a steadying hand on Greg’s shoulder. "Greg, stay calm. Your heartbeat is accelerating the gem's output. Look at the floor."
Greg looked down. Where his shadow should have been, a pool of deep violet light was spreading, turning the floorboards into a shimmering, translucent crystalline surface.
"Oh, boy," Greg groaned, sliding down the wall until he sat on the floor. "I’m ruining the hardwood. Pearl’s gonna kill me."
"I am certainly not going to kill a Diamond!" Pearl squeaked, looking torn between bowing and fainting. "But Greg... how is this possible? You’re human. You’re... you’re a man!"
The violet Pearl stood up, though she kept her head bowed respectfully. "The Great Plum Diamond was the master of essence and refraction. She could weave her consciousness into any medium. To see her now, bonded with this... organic musician... it is the ultimate testament to her mastery of form."
"I’m not a master of anything!" Greg insisted. "I’m a master of the oil change! I’m a master of the three-chord ballad!"
Steven knelt beside his father, his expression shifting from shock to a deep, concerned empathy. He knew what it was like to carry a weight you never asked for. He knew the feeling of your own body becoming a mystery.
"Dad," Steven said softly. "Look at me."
Greg turned his violet-diamond pupils toward his son.
"Whatever this is, we’re going to figure it out," Steven promised. "But that Pearl... she recognized you. Not just the gem, but *you*. Is there anything you remember? Anything from before the van? From when you were a kid?"
Greg shook his head, his long hair swaying. "Nothing weird! I had a normal, boring life in Lebanon, Pennsylvania! I ran away to be a rock star! I met your mom!" He paused, his breath hitching. "Wait. My mom. She used to sing me this song. Not a human song. It didn't have words, just... vibrations. She said it was a family secret."
The violet Pearl let out a soft chime of agreement. "The Resonance. The song that shaped the nebula. You carry the frequency, My Diamond."
Amethyst scratched her head. "So, let me get this straight. Greg’s been a Diamond this whole time? Like, undercover? For fifty years?"
"I don't think he knew, Amethyst," Garnet said, her third eye opening as she scanned the timeline. "It was dormant. Latent. But something triggered it. The Earth's recent surge in magical stability... or perhaps just the sheer amount of time he spent in proximity to Rose’s gem."
Greg looked down at the purple stone in his belly. It felt warm now, a comforting heat that started to spread through his chest. The panic was still there, but beneath it was a strange sense of familiarity, like a dream he had forgotten but was suddenly beginning to recall.
"So what now?" Greg asked, looking at the violet Pearl. "You gonna take me to a palace? Give me a cape?"
The Pearl looked up, a small, hopeful smile appearing on her face. "The colonies await your command, My Diamond. But if you wish to remain in this... van... then I shall begin the construction of a mobile throne room immediately."
Greg blinked. "A mobile throne room? You mean, like, a luxury RV?"
The Pearl bowed low. "If that is the vessel you require for your reign."
Greg looked at Steven, then at the Gems, and finally back at his own glowing reflection in the glass of the sliding door.
"Well," Greg said, a hint of his old humor returning through the terror. "I always did want to tour the galaxy. I just thought I’d be doing it with a backing band, not a fleet of spaceships."
Steven laughed, though it was a shaky sound. He hugged his father, careful not to bump the new gemstone. "We’ll take it one step at a time, Dad. But you might want to call the car wash and tell them you’re taking a very long leave of absence."
As the sun began to set over the ocean, casting long, purple shadows across the beach, Greg Universe sat on the floor of the temple—a human, a father, and a Diamond—wondering if he could find a way to play his guitar with four-dimensional resonance.
"One thing's for sure," Greg sighed, leaning his head back against the wall. "This is definitely going to make the next family barbecue a lot more awkward."
