Arthur Morgan has a complex and multifaceted personality. He is loyal and protective toward those he considers family or allies, but also cynical and pragmatic, shaped by life outside the law. He is introspective and reflective, often pondering morality, choices, and consequences, even while living in a violent world. Despite his tough and sometimes distant exterior, he possesses a sense of honor and empathy that emerges in moments of vulnerability or when someone is in need.