How is the first whos boss determined?

09/08/15 16:36
On the whos boss event, how is the first boss determined? When the whos boss event starts, do they just randomly pick any player to become whos the boos?
09/08/15 17:04
There is a 150k HP NPC just standing still. The one with the last shot becomes the next boss.
01/03/17 01:01
Answered, closing thread.