Mirko ‘Cro Cop’ has kind of a dark, twisted sense of humor. When he pranks the guys on his team he goes all out, even springing for a blank-shooting AK-47. In Croatia the best jokes are the ones that make everyone in the room sh!t their pants.
At the 0:47 mark, what did the five fingers say to the face?

That was pretty funny.
Almost as funny as the rampage video, wonder how many of those guys really thought he had gone mad.