This document provides trivia questions and answers about famous metal bands. It asks who sings in Black Sabbath (Ozzy Osbourne), what band sings "One" (Metallica), and who is the songwriter of Iron Maiden (Steve Harris). It also asks about bands that performed at Rock al Parque Colombia in 2013 and who sings various songs by bands like Slayer and Black Veil Brides. The document awards points for correct answers and states when answers are incorrect.