Now in trade paperback, this fantastic collection features the origin of Harley Quinn, co-starring The Joker and Poison Ivy.

Also included are tales starring The Scarecrow, Ra's al Ghul, Mr. Freeze and Batgirl from BATMAN ADVENTURES ANNUAL #1-2, BATMAN ADVENTURES HOLIDAY SPECIAL, ADVENTURES IN THE DC UNIVERSE #3 and BATMAN BLACK AND WHITE #1.