User blog comment:Mourncantor/CB2 - Kao, the Worldsmith/@comment-7709681-20150331163734/@comment-26223083-20150401011417

I know that CB2 will have a different challenge. When I know it, I will modify Kao to suit it. Until then however, all I can do is sit and wait.

Additionally, CB1 stopped accepting concepts today. I'm assuming that that would count replacements as well.