Yes, I had the same feeling as well. It'd be cool if those masters developed their own methods versus making it about the ninja scroll....but I guess the story needs a way to create a "Masters War".Kind of lame to connect the 'immortal' masters of the last part into the secret ninja scroll. Makes the world feel smaller than necessary
yes, he has personally trained him and taught him 2 techniques.I'm curious, has the elder directly trained kenichi before? in part 1 I mean