WRITTEN BY HILARY J. BADER; ART BY MIN S. KU AND JORDI ENSIGN; COVER BY BRIAN STELFREEZE. Etrigan the Demon guest-stars! Halloween time has come around, bringing mischief, mayhem and downright evil to the future Gotham City. Batman can't handle it all alone ? but will the unstoppable and unpredictable Etrigan be of any help, or will he just have his fun on All Hallows' Eve? FC, 32 PG