Clarke Devereaux (1976–2011) was a cancer patient.
Clarke Devereaux contracted cancer, eventually dying at home in his bed.
As Clarke's wife, Madeline, was not home when he passed, she felt immense guilt. She went to Papa Midnite, wishing to talk to him. Due to her immense guilt, it was powerful enough to bring back Clarke's ghost. He began living with Madeline, draining her energy. However, Papa Midnite and John Constantine sought to burn Clarke and others' bodies, convincing Madeline to let go of her guilt. Clarke's body was burnt, causing his ghost to vanish.