User blog comment:Akrie/Supreme Treasure Chest 6+1 Big Set Log/@comment-24956068-20150318173352/@comment-26044650-20150318201438

Even then, it's just completely random on what you're going to get from the 6+1 Big Sets. I just had a bad streak on March 9th.

I'd think the one on March 17th made up for it though. :P