Peacemaker, whose real name is Christopher Smith, is a complex antihero in DC Comics, originally created by writer Joe Gill and artist Pat Boyette for Charlton Comics. He made his first appearance in Fightin' 5 #40 in November 1966 as a pacifist diplomat committed to world peace, willing to employ violence and advanced weaponry to enforce it. In his initial Charlton stories, Smith operated as a vigilante equipped with non-lethal technology, including a specialized helmet, jetpack, and arsenal designed to subdue threats without unnecessary fatalities, reflecting his mantra of achieving peace at any cost.
Following DC Comics' acquisition of Charlton properties in the 1980s, Peacemaker was integrated into the main DC Universe after Crisis on Infinite Earths. A 1988 four-issue miniseries by Paul Kupperberg redefined the character, portraying him as a deeply disturbed vigilante haunted by hallucinations of his father, a former Nazi commandant who committed suicide. This version emphasized psychological trauma, with Smith experiencing visions of those he killed urging greater violence, transforming him into a more ruthless figure who embraced lethal force while clinging to his idealistic pursuit of peace.
In subsequent decades, Peacemaker featured in various DC storylines, including alliances with teams like the Suicide Squad, Checkmate, and the Shadow Fighters, where he met his apparent death during the Eclipso crossover in 1992. The Christopher Smith incarnation was later revived, and alternative versions, such as surgeon Mitchell Black, briefly assumed the mantle. The character's prominence surged in the 2020s due to portrayals in the DC Extended Universe, particularly John Cena's depiction in The Suicide Squad (2021) and the Peacemaker television series, which influenced modern comic interpretations by amplifying his jingoistic and conflicted personality.