�DEADLY SIN� finale! Harley Sinn�s shown Harley her absolute worst�but she-and you-are not ready to see Harley Quinn�s rage unleashed! This one will shock you to your core! And in the backup story, �Harley Loves Joker� part three, a simpler time in the past for Harley and The Joker becomes much more complicated when they�re forced to mix it up with Batman!