1A Hand Of Doom ft. Alex Maas 1B Hand Of Doom ft. Alex Maas (Instr.) 2A The Wizard ft. Alex Marrero 2A The Wizard ft. Alex Marrero (Instr.) Brown Sabbath is the alter ego of Austin-based Brownout, delving into the catalog of the Hard Rock and Heavy Metal godfathers themselves Black Sabbath. “Hand Of Doom” featuring Black Angels singer Alex Maas on vocals is the lead-off single with “The Wizard” on the flip, pressed on limited colored splatter 10inch.