Really? A flashback mini-arc six minutes before the decisive finale? ...... alright, why not... the whole Wind/Mountain/Fire/Forest setup looked interesting.
That nutjob biting guy just running away.was unexpected though. It looked like he was well on his way to knocking off both George and Mantaro. Maybe the author... bit off.... more than he could chew, and wrote himself into a corner? Ha! Food puns.