Writer: Brian Azzarello
Artist: Lee Bermejo
Publisher: DC Comics
One is the World's Greatest Detective. The other is a black-ops killer.
What happens when the two meet? We'll never know because Michael Cray, code name Deathblow, is dead. The Dark Knight faces the daunting task of finishing a job that someone else started, but for unknown reasons refused to finish. That someone was Michael Cray.