After a disastrous meeting with Velma’s evil brother, the gang must battle their way out of his terrifying skyscraper. With danger on every floor, how will they make it out alive?
Bill Finger, Len Wein, Mike W. Barr, Doug Moench, A.J. Lieberman, Bob Kane, Sheldon Moldoff, Keith Giffen, Kelley Jones, Al Barrionuevo, Marshall Rogers & Dick Giordano