Complex sentence: "The Great Darkness Saga" is a five-issue Legion of Super-Heroes story arc written by Paul Levitz, with art by Keith Giffen and Larry Mahlstedt.
Split into simpler sentences: The Great Darkness Saga is a five-issue American comic book story arc featuring the Legion of Super-Heroes. It was written by Paul Levitz, with art by Keith Giffen and Larry Mahlstedt.