This page contains a listing of all known appearances of Harleen Quinzel (Futures End). If you find an Issue this Character appears in that is not shown here, please edit that issue adding "Harleen Quinzel (Futures End)" as a Cast member. Trending pages New Suicide Squad: Futures End Vol 1 1 Harley Quinn: Futures End Vol 1 1 All items (2) # A B C D E F G H I J K L M N O P Q R S T U V W X Y Z Other H Harley Quinn: Futures End Vol 1 1 N New Suicide Squad: Futures End Vol 1 1 Categories: Character Appearances Appearance Categories by Size