BATMAN ADVENTURES #12 - (1993 - DC) - First appearance of Harley Quinn in comics + Low initial print run only adds to the factors making it one of the most desirable comics of the 1990s + Currently valued at #5 on Overstreet's Top 20 Modern Age Comics list - Mike Parobeck cover and interior art - Flat/Unfolded - a photographic condition report is available on request