When a wicked werecat plagues a big cat park on the outskirts of Gotham City, Mystery Inc. joins forces with Batman to crack the case. Little do they know, more than one crafty kitten is at play in the preserve.
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.
