the attacker wore a grenade - like backpack under his clothes and a briefcase possessing a shotgun , an ape and a real pistol . two other knives were found near the crime area . the prosecutor alleged that the attacker ' s face was painting white with blackened eyes as he did the assault , which caused international media to make compare to the joker , the creature from the batman miniseries . " i have a question , " the attacker told the first employee he encountered , after which he immediately stabbed her , and started his rampage . one female day shelter resident attempted to disarm the defendant while several barred the doors . the killer stabbed officers trying to carry children to danger .
Joker appears in the Batman series.