(W) Sam Keith (A/CA) Sam Kieth. The secret of Dr. Disparu is revealed and all Hell breaks loose as The Joker* Harley* Penguin* and more run amok in Arkham in the dead of night. Meanwhile* Julie (as the Jungle Queen)* Maxx and Batman return to the Outback to confront a surrealistic hurricane of Gotham's-and Batman's-deadliest villains!