In the post- Crisis On Infinite Earths continuity, Lex Luthor cloned Superman more than once. While his most successful venture combined his own DNA with Superman’s to create Conner Kent, the first attempt was a failure. In The Man of Steel limited series, Lex Luthor created a clone of Superman that crystallized over time.

Superman opened to $217M globally, and has been hailed as a success by Warner Bros. CEO David Zaslav, but did Gunn manage to reinvigorate an old-fashioned hero for the modern world?

The Legion of Doom is a group of supervillains that originated in the '70s animated series Challenge of the Superfriends, who have since been incorporated into other DC comics, games, and on-screen a...