Board Thread:Wiki-Related Discussion/@comment-1916997-20171222202521/@comment-31937823-20180410215221

Saintfighteraqua wrote: They really had the Coven built up to be awesome. I wonder if this was another case on them getting distracted on other parts of the story or if they changed it because of the show ending?

Probably the former. The writers are typically inconsistent with the story, and just used the coven for a cliffhanger to satisfy fans over the hiatus (which it did).