In Steven Universe, Smoky Quartz is the fusion of Steven and Amethyst. They formed for the very first time in their debut episode, “Earthlings”. Smoky wears two crop-top shirts, one similar to Amethyst’s, and one that resembles Steven’s. Steven’s shirt is noticeably stretched due to Smoky Quartz’s size.

In Steven Universe, Lapis Lazuli is a former Homeworld Gem that made her debut in “Mirror Gem”. She has a blue lapis lazuli gemstone embedded in her back, in the form of a water droplet, from which she is able to summon and remove wings created out of water at will.

In Steven Universe, Sugilite is the fusion of Amethyst and Garnet (and by extension, Ruby and Sapphire). Sugilite is colossal fusion with a stocky build, with four arms (each pair seeming to share a shoulder joint). Her mouth is twisted into a grin and filled with sharp, pointed teeth. She has a giant plume of spiky, dark purple-black hair kept in an untamed style similar to Amethyst’s, but messier.

In Steven Universe, Pearl is a member of the Crystal Gems. One of Rose Quartz’s closest followers and her sole confidant, Pearl is one of the last surviving Gems on Earth who joined the Crystal Gems in their rebellion against the Gem Homeworld. Pearl would afterwards protect the Earth over the next several millennia alongside her friends, while later teaching Rose’s son, Steven, the ways of Gems.

In Steven Universe, S. or the Mystery Girl resembles Rose Quartz, but with a lip ring and a jacket tied around her waist. Steven, Amethyst, and Pearl are at the Big Donut when Mystery Girl catches Pearl’s eye.

In Steven Universe, Buck Dewey is a resident of Beach City and the son of Mayor Bill Dewey. He has a laid back personality and is open-minded, although he does dislike “nasty stuff”.