Bøger i Amazing Adventures of Batman! serien

When Clayface robs the Gotham City Museum, Batman and Ace the Bathound have to stop him--even after he turns into a mud monster in the shape of a Tyrannosaurus rex.

There is a big Halloween Party at the Gotham City Museum, and Harley Quinn sees the party as an opportunity to steal some of the Museum's treasures--and it is up to Batman and Nightwing to prevent her from unleashing chaos on the innocent party guests.