Robert Blaker is a real-life guitar wielding superhero. He specializes in grand orchestral pieces, hip-hop, and rock. His influences range from Tchaikovsky through Bach to The Fall of Troy, At the Drive-In and back again, and his primary instruments are the drums, guitar, piano, and bass. You could probably beat him in a fight. His work is on Homestuck Vol. 2 and Homestuck Vol. 5.