Roland is Borderlands "Soldier" class. He is originally from the planet Promethea and is a former soldier of the Crimson Lance, the highly trained private military of the Atlas corporation. Atlas records state that Roland was honorably discharged from the Crimson Lance. Unfortunately, Crimson Lance doctrine states that the only type of discharge is dishonorable, which generally involves a bullet through the skull. More info at https://borderlands.fandom.com/wiki/Roland