Hyde Park-Ancient Marleybone-Where you find Baxter and have to fight the Gearhead Destroyer. Chelsea Court-Theories of Marleybone-Where you fight Potbelly. Ironworks-Rebirth of Marleybone-Where you fight Pops O' leary. Newgate Prison-The Golden Age-Where you fight the Agony Wraith. Knight's Court-The Spiral-Where you fight Doctor Xavior Xandros's/Jacques the Scratcher. Katzenstein's Lab-Modern Marleybone-Where the charging lever in his lab is. Big Ben-Marleybone Civil War-Where you fight Meowiarty,Mechanical Healer,and the Agony Wraith.