MaestroRage, A.K.A. Selkuk Bor is an orchestra-genre artist who writes and submits music to Newgrounds. In the past, he used EWQLSO Gold (East West's Quantum Leap Symphony Orchestra Gold Edition) to write his pieces, as well as a few of their voices packs. He often collaborates with another musician on the site, LadyArsenic who will often sing in some of his songs. He is a great contributor to the site, and often asks for input from fans in his news posts.