I made a ticket yesterday about how i killed Krosus on HC for the first time and couldn't open the chest or receive loot. The answer to my problem was quite baffling i'll post a screenshot of the answer from the Game Master so you can make what you want of it.
http://imgur.com/a/5Wohs
PS: This was not the answer what i was hoping for at all.
http://imgur.com/a/5Wohs
PS: This was not the answer what i was hoping for at all.