morg served as a herald of galactus after galactus' previous herald, nova, was expelled for sparing suitable but inhabited planets from his hunger. subsequently, prior to consuming his latest planet, galactus was confronted by morg; a court executioner who had betrayed his own race by executing his own people for those that had defeated them. in the presence of the world-devourer, morg showed no fear; instead exhibiting a respectful defiance. impressed with morg's demeanor and wary after losing several heralds to attacks of conscience, galactus decided to employ this most brutal and remorseless specimen as his latest herald.