Horus Heresy: Mechanicum Archmagos Prime

An Archmagos Prime is both a commander of the Taghmata Omnissiah and a high ranking adept of the Machine Cult, their bodies transformed through countless cybernetic enhancements leaving them more machine than human. With inhuman intelligence and access to a wide range of Techno-arcana, they lead the Mechanicum in battle to further the Machine Cults murky agenda.