Talk:Ancient Guardian/@comment-86.187.171.14-20200204165558/@comment-34211265-20200204181417

Maxwell  does  suggest that prolonged exposure/overexposure to nightmare fuel. Wagstaff also notices the shape of Ancient Gaurdian to be quite similar to the Clockwork Rook. Not to mention that the Ancients have clockworks. All in all, your theory could be true with a few tweaks.