Leonardo Manco has worked as a penciller and inker for Marvel since the mid-1990s. He has worked with Warren Ellis on 'Hellstorm' and 'Druid', and has additionally done art on 'Apache Skies' and 'Deathlok'. Other credits include 'Archangel', 'Werewolf by Night' and 'Doom'. In 2004, he drew the graphic novel 'Hellblazer: All His Engines', written by Mike Carey. In May 2007, Manco became the regular artist of 'Hellblazer' with Andy Diggle for DC/Vertigo.