User blog comment:Zaffie/Joint Series/@comment-1839575-20100316234906

Petal, I'm thinking it might be too complicated to add an unknown Clan into the equation. If this is the past of SunClan, MoonClan, and RainClan, then the unknown Clan would have to come into the present of those Clans, as well, and I already have too many Clans in those series.