User blog comment:Jopjopjop/Volume 19 Spoilers/@comment-104.7.80.176-20150214154133/@comment-73.178.133.185-20150214170933

No, it doesn't. The Hero Faction is still Khaos Brigade. Cao Cao joined as a representative for Sakra and the only others who have such a connection and thus may join in the future are Georg and Leonardo. However,  there are no guarantees that they will join.