Steven Universe is a Cartoon Network show from Rebecca Sugar, an Adventure Time alum who also created Pug Davis. It is also the first Cartoon Network original created. Steven Quartz Universe is the titular main protagonist of the show Steven Universe. He is the son of Greg Universe and Rose Quartz, and the only member of human. Steven Universe Wiki is a community site that anyone can contribute to. Discover, share and add your knowledge! What does a Gem Fusion between Garnet and Amethyst look and sound like?? Find out in this sneak peek that premiered at the Steven Universe San Diego Comic. Steven Universe is an American animated television series created by Rebecca Sugar for Cartoon Network. The series revolves around the eponymous Steven Universe (Zach. Steven learns that the Gems are thousands of years old and decides to make up for all the thousands of birthdays they've missed. Things however spiral out.