Supergirl Vol. 1: The Killers of KryptonSpinning out of the epic Man of Steel miniseries, Kara Zor El learned that her home planet of Krypton wasn't destroyed by natural forces it was murdered by a bloodthirsty warlord named Rogol Zaar! But when Kara turns up evidence that Zaar wasn't working alone, she's determined to chase the conspiracy wherever it leads even to the edges of the universe! Armed with nothing but a Kryptonian space cruiser, Rogol Zaar's mysterious axe and her faithful