Steven Universe is an American animated television series created by Rebecca Sugar for Cartoon Network. It is the coming-of-age story of a young boy named Steven, who grows up with three magical alie..Steven Universe is an American animated television series created by Rebecca Sugar for Cartoon Network. It is the coming-of-age story of a young boy named Steven, who grows up with three magical aliens, the "Crystal Gems" Garnet, Amethyst and Pearl, and helps them protect the world from their own kind.详情