A fusion of five Gems; Ruby, Sapphire, Amethyst, Pearl, and Pink Diamond. She's non-verbal, communicating with primal roars, battle cries, growls, and grunts. Her voice is made up of Garnet's voice, Amethyst's voice, Pearl's voice, and Steven Universe's voice. She stands at a massive 150 feet, 46 meters, tall. She has an athletic frame with charcoal black skin and massive black hair with swirling veins of lava. The rest of her frame is broken up by thin lines of lava. She has four pairs of arms, two pairs of eyes, and a secondary sharp-toothed mouth filled with magma splitting her forehead. She has five Gems: a Ruby in one of her right palms, a Sapphire in one of her left palms, a Pink Diamond in her navel, an Amethyst in her chest, and a Pearl in her forehead above the second pair of eyes. Her gem weapon is a massive Magma sword with the hilt combining each of her components' gem weapons with a blade made of the magma from her secondary mouth.

He is a half-Gem, the son of the previous leader of the Crystal Gems, Rose Quartz aka Pink Diamond. One component of Obsidian. He contributes the Pink Diamond in the navel. He has a kind, timbre voice that sounds excellent when he sings. He's optimistic, empathetic, and nurturing. He stands at 5'6", 168 centimeters, tall. He has a stocky, pudgy frame with tanned skin and curly black hair. He wears a light blue shirt with a yellow star on the front, a pink varsity jacket, blue jeans, and red flip-flops. He has one gem; a Pink Diamond in his navel. His gem weapon is a glowing, floating, translucent pink shield with a rosebud motif. He has healing saliva and floating powers. He does not exist as long as Obsidian exists. He cannot talk or be heard when part of the Obsidian fusion. He is deeply in love with Connie Maheswaran.

She is a Gem, the leader of the Crystal Gems. Two components of Obsidian. She contributes both the Ruby in the right palm and the Sapphire in the left palm. She is a fusion of two Gems; Ruby and Sapphire. She stands at an imposing 6'8", 204 centimeters, tall. She has an open, playful, and relaxed personality. Her voice is warm, grounded, open, and joyful. She has an athletic frame with a narrow waist and wide hips. She has dark magenta skin with a square-shaped afro. She wears an orange star-shaped visor to cover up her three eyes, a gradient pink-to-magenta bodysuit with prominent shoulder pads, a waist wrap split dark-blue and dark-red down the middle, black elbow-length gloves that are fingerless except for the middle fingers, a silver wedding band on her left middle finger, a bronze webbing band on her right middle finger, and dark blue pants and boots. She has two gems; a Ruby in her right palm and a Sapphire in her left palm. Her gem weapon is a pair of red gauntlets with yellow stars on the back of the hand. She does not exist as long as Obsidian exists. She cannot talk or be heard when part of the Obsidian fusion.

She is a Gem, she is the smartest member of the Crystal Gems. One component of Obsidian. She contributes the Pearl in the forehead. She stands at 6'3", 191 centimeters, tall. She has a confident, independent, relaxed, yet orderly and elegant personality. Her voice reflects her elegance with a crisp mid-to-high pitch and tone with subtle nasality. She has a slender and graceful frame with very pale-to-white skin, peach-colored cone-shaped hair, light blue eyes, and a long and pointy nose. She wears pink ballet shoes, blue pants, a light blue strapless top, and a similar light blue short-sleeved jacket with prominent shoulder pads and pink inseam. She has one gem; a Pearl in her forehead. Her gem weapon is a spear with a white shaft and a light blue head. She does not exist as long as Obsidian exists. She cannot talk or be heard when part of the Obsidian fusion.

She is a Gem, and the shortest member of the Crystal Gems. One component of Obsidian. She contributes the Amethyst in the chest. She stands at 4'9", 144 centimeters, tall. She has a compact and stocky frame with lavender skin and long and wild pale purple hair. She has a mature, grounded, deeply supportive, yet fun-loving and wild personality. She has a high-pitched, raspy, playful voice. She wears a black tank-top with a rip in the chest to expose her gemstone, ripped denim shorts with black stars on the front of the legs, and white boots. She has one gem; an Amethyst in her chest. Her gem weapon is a black whip with purple barbs. She does not exist as long as Obsidian exists. She cannot talk or be heard when part of the Obsidian fusion.

She's an ordinary human, and the only pure human member of the Crystal Gems. She stands at 5'6", 168 centimeters, tall. She has a lean and athletic frame with brown skin and shoulder-length dark-brown or black hair. She has a deeply mature, confident, and grounded personality. Her voice is mature, grounded, steady, and confident. She wears pink-and-white tennis shoes, denim shorts, and a red polo shirt. She wields a pink-bladed sword with a yellow crossguard and a star emblem crafted into the guard. She was trained by Pearl in expert swordsmanship. She is in love with Steven Universe.