the attacker wore a bullet - covered vest under his clothes and a trunk containing a knife , an axes and a fake rifle . two other knives were uncovered in the crime scene . the prosecutor said that the man ' s face was painted white with blackened eyes as he committed the crime , what prompted international media to making comparisons to the joker , the creature from the tv series . " i have a request , " the killer told the first worker he spotted , after which he instantly stabbed her , and started his rampage . an female day care worker aimed to disarm the killer while others locked the doors . the defendant murdered employees attempts to get infants to school .
Joker appears in the Batman series.