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This entire fight was great and it puts Supergirl in actual peril. She's got her work cut out for her for sure.
Supergirl traces the origins of a mysterious symbol to an ancient prophecy and the mark of the World Killer, Reign. Director: Glen Winter Writers: Jerry Siegel (based on characters created by), Joe Shuster (based on characters created by) Stars: Melissa Benoist, Mehcad Brooks, Chyler Leigh
