Thieves are about in Delta City - STEEPLECHASE FACE holds up a charity event, NINJAGUAR sneaks into the art museum, THE THREE EVIL PIGS pilfer collectibles - and MOONWOLF and CRESCENT are out to stop them all! But the Pigs have something Ninjaguar wants, and the terrific twosome are caught in the middle wondering whose side is the mysterious Ninjaguar on?! Strap in for this gripping zooperhero adventure, featuring a cameo appearance by The Flaming Ghost. Thrill to the ZOOPERHERO UNIVERSE! ZOOPERHERO UNIVERSE hybrid chapter books feature text, illustrations, and panel-to-panel comics to deliver an action packed superhero adventure story with a uniquely thrilling, kid-friendly, reading experience.