The trickster Mr. Mxyzptlk is partnering with Lex Luthor in a new scheme to take down Superman. After responding to a fake alarm, the Man of Steel is caught in a red kryptonite cage and must meet Luthor's demand to crush a mountain of coal into diamonds. But with the kryptonite zapping Superman's strength, the task is impossible. That's when a disguised Mxy appears with a deal. He'll help . . . if the Super Hero gives up a super ability. Will Superman discover who he's truly dealing with before losing all his powers for good? In this twisted retelling, DC Super Heroes and Super-Villains collide with the Rumpelstiltskin fairy tale to create an action-packed chapter book for kids!

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