Gotham citizens are bursting into hysterical laughter and dumping their stolen goods into the river, putting Batman, Robin and Batgirl onto the trail of The Joker, who is using a steam train to commit his new crime wave.

The villains of Gotham City are disappearing, each one defeated and captured by an invisible vigilante named Rumor. Batman and Robin must defeat Rumor before he has a chance to execute all the villains.

Continuing her story, Barbara recalls how Pamela’s chemical accident during the fight between Temblor and Batman, caused her body to mutate and give her power over plants and spores that can mind-control men. Becoming Poison Ivy, she soon continues her attacks against waste-dumping corporations, but when she kidnaps Commissioner Gordon and places Batman under her […]