An action-packed early chapter book series featuring BATMAN, the World's Greatest Detective. Join the DARK KNIGHT as he teams up with BATGIRL, ROBIN, NIGHTWING, and ACE THE BAT-HOUND to save Gotham City from being destroyed, by the likes of CLAYFACE, POISON IVY, THE SCARECROW, and HARLEY QUINN. This series is an excellent introduction to these popular characters for kids and a nostalgic collectible for adults. Part of the The Amazing Adventures of Batman! series.