As the sage said the endless cycle has continue and the only way for it to end is when his sons defendant stop fight each other and work together and the only two to do this is sasuke and naruto as in a sense they are last of there clans the last ones to break the cycle.
I think they had there suspicion from when they were young but did not know for sure since they became older. I think naji knew since his fight with naruto he saw something in him
There are a lot of ways he could kill her but a simple way would be the toad mouth trap the more you fight it the more it takes hold of you or the next way I love it the toad song in sage mode where you are dissolve by stomach acid...
Good one that makes sense sine Kirin uses natural lightening and controlled by sasuke lightening style ability not some rubbish about sasuke automatically getting sage
Question for the sasuke going into sage mode club .... Sasuke has two summoning contract one with the snakes and a next one with hawks right so if sasuke supposedly start gathering nature energy and trying to combine it with his own what kind sage would he turn out to be.........because he did...
People have been trying to guess ever since it was showen but don't you think the simplest answer and the correct one is that it is not from any kind of animal but just his nature his whole jutsu itself is nature so I think nature energy the key sage mode is just natural to him just like...
the senju's don't have a set skill each has there own skill which they tend to masters at or the best at such skill.....like tobirama he is the best at water style jutsus and if you check the data there was one who was said to be a genjutsu specialist now with hashirama you could say he was good...