Nicki Minaj voice will be heard on the Cartoon Network series "Steven Universe". The title of the show is "Coach Steven", in a video clip you can here Nick voice a gigantic and powerful character called Sugilite, the result of fusion between two supporting character named Garnet and Amethyst. The two world defending gems decided to join force and summon Sugilite when faced with a critical task too large for either of them, though they're were warn that Sugilite can be a little unstable. The episode will premiere on the "Cartoon Network" on August 21.