John Constantine is a DC comics creator.
John Constantine -LRB- -LSB- ˈkɒnstəntaɪn -RSB- -RRB- is a fictional antihero , appearing in comic books published by DC Comics and the DC Comics imprint Vertigo.
An antihero , or antiheroine , is a protagonist who lacks conventional heroic qualities such as idealism , courage , or morality.
