Board Thread:General Discussion/@comment-28776596-20170117185125/@comment-25936766-20170203000626

But they became the second Team A. The second protagonists. And given Jaune's amount of screen time and focus, I wouldn't call him "not a main story MC" by this point.

Being thought up after SSSN makes literally no difference. The Maidens were thought up long after Vol.1, and yet look how important they are now. A similar "change of plans" was done with JNPR (helped by the fact the show hadn't even began by then, so everything was "alpha").