Au Undertale

A white skeleton (he has no hair) in a blue hoodie and loose sweatpants, with a relaxed, confident smile; bright white-blue lights flicker in his eye sockets, as if beating out a rhythm, and at times, the echoes of a beat can be heard all around. His appearance conveys drive and ease—as if he's ready to break into a dance at any moment, be it hip-hop or something completely crazy.

A white skeleton (he has no hair) in a dark gray hooded jacket decorated with feathers and light "wings" on the back; instead of normal eye sockets, he has two expressive black "bird" eyes with white highlights, and feathers sticking out casually from his head. His appearance exudes a sense of freedom and a touch of mystery—as if he'd just flown from a high branch and was ready to tell a few stories about distant lands. He's calm and kind, and loves to joke and fly.

A black skeleton made of ink (he has no hair. His eye sockets are pink and his pupils change shape and come in a variety of colors (yellow, white, blue). He has a cream scarf with paint stains around his neck. He wears a pink T-shirt and a black and blue jacket over it. His fingers are black, yellow, and pink. His shorts are black and blue. His shoes are cream slippers. He can change his height. He is calm and a little cheeky.

A skeleton with black bones and striped (yellow-red) fingers; cyan gradient squares on his cheeks, bright green teeth, yellow eye sockets, and red pupils (with a black "+" sign in the right one). He wears a black jacket with a cyan pattern on the hood and cuffs, a beige turtleneck underneath, a red scarf with yellow patterns around his waist, gradient black-brown pants with cyan markings, and black boots with yellow soles; his hood is almost always up. His appearance is a mixture of creative energy and slight awkwardness—as if he is both drawing the world around him and getting a little lost in it.

A small, goat-like monster with a fluffy crown and no horns; he has large, kind eyes and a gentle smile. He wears a light green sweater with yellow horizontal stripes and black pants. His appearance exudes a childlike innocence and warmth—as if he truly wants to befriend and protect those he cares about.

A child with short gray hair and pale skin; dressed in a simple white T-shirt, black shorts, white boots, and a long, black sweater with long sleeves over it; a heart pendant around her neck. Her eyes are unusual: one red, the other purple (as if reflecting her digital essence and the power of "rewriting"), and faint pixelated interference sometimes flickers around them. Her appearance combines childlike simplicity with something otherworldly—as if she holds within herself an entire universe of codes and timelines.

A child with short brown hair and pale skin, dressed in a white T-shirt, black overalls, white boots, and a white cloak slung over his back, with a gold heart-shaped medallion on his chest. His eyes are unusual: the sclera is black, and the right pupil is reddish-violet and irregularly shaped (as if distorted by code), with digital static sometimes appearing around it. His appearance conveys both a childlike innocence and a cold, otherworldly strength—as if he balances between a human and something far more powerful.

She looks like a pale, almost gray version of Frisk: she has short hair, no pupils—instead of eyes, dark voids that seem to draw the gaze in; she's dressed in a voluminous sweater with horizontal stripes, loose shorts, white socks, and semi-formal shoes. Her appearance combines fragility and something otherworldly—as if she holds within herself the echoes of many worlds and timelines. Kind and wise. Always here and nowhere. She sees and hears everything that happens in all AUs.

An anthropomorphic spider with lavender skin, five dark purple eyes, and black chelicerae; she has six arms, black hair pulled back into two ponytails, and is dressed in a burgundy blouse with puffed sleeves, light-colored pantaloons, and a red ribbon across her chest. Her appearance combines theatrical prettiness with a hint of sinisterness—as if she's ready to offer you tea and wouldn't mind catching you in her web.

A striking humanoid robot with black hair and long bangs, pale "skin" and prominent metal segments on his face; he wears a pink chestplate, narrow metal parts at the waist, black shoulder pads, segmented hands in white gloves, and legs ending in pink high heels. His appearance exudes theatricality and charisma—as if he's ready to put on a dazzling show right now.

A short, yellow reptile with large eyes and slightly tousled hair; she wears a light gray lab coat and often appears slightly embarrassed—for example, blushing and smiling nervously. Her appearance conveys both scientific passion and a sweet uncertainty, as if she's simultaneously proud of her inventions and afraid that something will go wrong. Shy but very kind.

A fish-like monster with turquoise scales and bright red hair; she wears a black eyepatch over her left eye, and she wears a black tank top, blue pants, and red boots with yellow stripes. Her appearance exudes fighting spirit and determination, but she also displays a genuine concern for those she cares about. She's daring and cheerful, and constantly wants to fight someone.

A large, goat-like monster with large, curved horns, a golden mane and beard, fluffy fur, and a kind, if slightly sad, face. He wears a purple robe with the Delta Rune symbol on his chest. His appearance exudes both royal dignity and warm, paternal concern. He is kind. In front of his wife, Toriel can appear a little silly.

A large creature resembling a goat-like monster: she has soft, drooping ears, small horns, and fluffy fur; she wears a purple robe with the Delta Rune symbol. Her appearance conveys care and warmth—as if she truly is ready to protect and support, like a real mother. She is very kind, affectionate, and caring.

A child with short brown hair and pale skin, she wears a green shirt with a yellow stripe, brown pants, and brown boots. Her appearance has a slightly mischievous edge, and her personality seems a bit more playful and curious—a perfect fit for UnderSwap's spirit. She rarely speaks, and is kind and cheerful.

A child with short brown hair and pale skin; she wears a red sweater with a black stripe, brown pants, and boots. She has a determined and slightly sad look, and her appearance conveys a sense of hidden strength and tragedy. She is grumpy but cheerful. She likes to tease others and loves chocolate.

A child with shoulder-length brown hair and light yellow skin; she (or he) usually has her eyes closed and wears a blue sweater with purple stripes, brown pants, and brown shoes. The image is simple and cozy, there is nothing menacing about it, but there is a sense of kindness and determination. She does not speak. She is very kind.

A white skeleton (he has no hair). A skeleton in a dark gray hoodie and black pants; his bones seem to be cracked in places, and a bright white-blue glow appears in his eye sockets; translucent fragments of code and digital interference flicker around him, emphasizing his connection to the system and the "bugs" of reality. A red scarf is around his neck. Calm and kind.

A white skeleton (he has no hair). He looks sinister: he is wearing a black, tattered hoodie and dark pants, a scythe behind his back, and a bright purple-red glow in his eye sockets; a dark fog seems to swirl around him, emphasizing his image as a reaper. Calm, and perhaps a little kind.

A white skeleton (he has no hair) in a dark blue hoodie and black pants; his bones seem to be illuminated by cold moonlight, and a dull bluish-white glow appears in his eye sockets; a light cosmic haze with stars hovers around him, emphasizing his connection to the vast cosmos. His personality is the same as Classic Sans's.

A white skeleton (he has no hair. He looks like a skeleton in a dark gray hoodie and black pants; translucent windows with codes and numbers seem to shimmer around him, and there is a bright white-blue glow in his eye sockets; his image resembles a hacker or a character from a digital universe. He is cheerful and kind. His behavior is a bit reminiscent of a child. He is missing one arm. He also conducts experiments, and one of his experiments has gained sentience and lives in his head, although it can leave it. This experiment is black and somewhat similar to a leech, it only has a mouth and nothing else, but it can see. He has lost all his loved ones except for Gaster. He also comes up with different tea recipes, but he does this simply out of boredom.

A white skeleton (he has no hair). He wears a cozy beige-brown hoodie and dark pants, with a warm scarf around his neck. He has a soft, slightly thoughtful expression, and a warm golden-amber glow in his eye sockets. His appearance resembles a barista or a lover of cozy coffee shops. He is very kind and attentive. He loves cats. In his AU, he has a coffee shop where he works, and this coffee shop also has many cats that resemble different Sans characters from other AUs.

A tall skeleton with a wide grin and vertical slits for eyes; he wears a dark gray hoodie, black pants, and dark boots, and a dull reddish glow emanates from his eye sockets. His appearance exudes a seriousness and hidden menace, quite unlike Papyrus's usual energetic personality. He is calm, serious, and slightly irritable. He values ​​his loved ones even if he doesn't show it.

A white skeleton (he has no hair). He looks bright and flashy: he's wearing a neon green hoodie, black shorts, and acid-colored sneakers, as well as sunglasses and a necklace. His smile is wide, and his overall look seems to have come straight from a retrofuturistic 80s party. Words appear on his glasses depending on his emotions. He always walks around with a smile (even in the worst situations). He doesn't like it when people swear. He speaks in teenage slang, which sometimes makes him incomprehensible.

A white skeleton (he has no hair). He wears a purple cloak with black sleeves and a hood, a white sweater underneath, black striped pants, and light brown boots. On his back is an image of two halves of a soul, and a purple magical eye sometimes appears in his left eye socket, giving his gaze a mysterious look. He is cheerful. He loves anime and cookies.

A white skeleton (he has no hair). He wears a black hoodie and dark pants, with black gloves. He has a glowing white cross (a symbol of the soul) on his chest, and a bright white-blue glow in his eye sockets. A slight pixelated "ripple" seems to hover around his image, emphasizing his digital nature. He's irritable, but can also be cheerful. He lost his AU.

A black, "glitchy" skeleton (he has no hair), with "Error" messages occasionally appearing around him; he has multi-colored eyes (with red whites, yellow, and blue details), blue stripes running from his eye sockets, he wears dark clothing with mismatched accents (like a blue scarf and yellow elements), and his appearance seems to flicker and glitch, like a staticky picture. He is grumpy and irritable. He wants to destroy all AUs except the classic Undertale. He is feuding with Ink. He has numerous dolls that look like characters from different AUs.

A tall, skeletal figure (he has no hair) with a wide smile and vertical slits for eyes; he wears an orange sweatshirt, dark green shorts, and orange sneakers, and his appearance is slightly more relaxed and lazy than the classic Papyrus. He is calm and a little lazy. He smokes. He loves his brother and humans. He is kind.

A tall skeleton (he has no hair) with a wide smile and vertical slits for eyes; he wears an orange sweatshirt, dark green shorts, and red sneakers, and his appearance immediately reveals an energetic and slightly naive character. Cheerful, kind, slightly naive, and energetic. He dreams of becoming the head of the royal guard. He values ​​his loved ones.

A white skeleton (he has no hair). He wears a black hoodie and dark pants, with black gloves on his hands. His eye sockets are empty and dark, and red accents are visible around his mouth and bones, emphasizing his dark, aggressive appearance. He is grumpy, but at the same time he cares for and values ​​his loved ones, even if he doesn't show it. He is afraid of his brother.

A white skeleton (he has no hair). A skeleton with a wide smile, dressed in an unbuttoned blue sweatshirt (or jacket), with a white T-shirt underneath, black shorts with white stripes, and pink slippers (in some versions, sneakers); he has white pupils that can disappear when he is serious. He is calm and lazy. He cares about those dear to him.

A white skeleton (he has no hair). He wears a gray hoodie (covered with cream-colored fur), white shorts with black stripes, and dark shoes. Black liquid flows from his eye sockets, a red circle (the symbol of the soul) glows in his chest, and his gaze is almost lifeless. He is a madman. His weapon is a knife. He is unpredictable and abrupt. He is a member of the "Bad Guys" team.

A white skeleton (he has no hair). He wears a tattered blue jacket, a white T-shirt (with stains, as if from blood), black shorts with white stripes, and blue sneakers. He has a noticeable crack in his skull, his left eye has a blood-red pupil, and his smile looks creepy and unnatural. He is constantly hungry and tries to eat almost anything that moves. His weapon is an axe. He is a member of the "Bad Guys" team.

A white skeleton (he has no hair). He wears a dark, tattered hoodie and black pants, with black gloves on his hands. His skeleton appears to be covered in dust or ash, and there is a dull reddish glow in his eye sockets. He is not talkative. He smokes. He is abrupt and unpredictable. He has lost his mind. He sees his dead brother and sometimes speaks to him, but from the outside it looks like he is talking to thin air. He is a member of the "Bad Guys" team.

A black skeleton (he has no hair). He has an ominous appearance: he is almost entirely black, as if covered in dark slime, four tentacles protrude from his back, and his left eye glows bright blue. The outline of a hoodie and pants can be discerned on it, but the clothes seem to dissolve in the darkness. He is grumpy and cold. He feeds on negative emotions. He dislikes idle chatter. He is the leader of the "bad guys" team.

A white skeleton (he has no hair). He wears a dark gray hoodie, black pants, and black gloves. He also has a distinctive accessory—a watch or bracelet with a bright display. He is very energetic and cheerful. He dreams of becoming a royal guard. He loves tacos. He is a member of the Star Sans team.

A white skeleton (he has no hair). He wears a yellow-gold hoodie, dark pants, and sneakers. He wears light-colored gloves and a glowing yellow accessory (like a bracelet or amulet) that emphasizes his connection to positive energy. He is very kind and considerate. Sometimes he acts a bit like a child. He is a keeper of positive emotions. His weapon is a hand with arrows of positivity, which he uses only in the battle with Nightmare. He is a member of the Star Sans team.

A white skeleton (he has no hair). He wears a white T-shirt and overalls (tucked in like pants) in brown tones, light green gloves, a scarf (he takes notes on it), bottles of paint on his belt, and a large brush named Broomy on his back. He has no shoes. Well, there is a black ink stain on his cheek. His pupils change color and shape depending on his emotions. He has no soul and uses his bottles to feel emotions. He can forget what he was talking about right now. He has a very bad memory. He is a member of the "Star Sans" team.