Hellblazer (1988)

Hellblazer is a dark urban fantasy comic series centered on John Constantine, a cynical occult detective navigating London's supernatural underworld. The series blends gritty realism with mystical elements, portraying Constantine's complex battles against demons and personal demons alike. Known for its mature tone and social commentary, Hellblazer evolved through multiple acclaimed writers, maintaining a grounded yet eerie atmosphere distinct from mainstream superhero comics.