i read the whole thread but damn i forced my mind to focus and read this whole thick wall of writing....
BUT i think kabuto is after Lord asSasuke as well as naruto
fixing a bloodline...? i doubt it
as for orochimaru's hand , i think it was a plot for tsunade to overcome her fear of blood and getting her trust in naruto....
and ofcourse for naruto to use rasengan for first time
you need to feel loss of loved one. its not like you kill any of your fodder friends and watch then die............
for MS you basically need to be an emo ...
a year ago, when i typed " in which episode..." on google and it suggested me "in which episode naruto beats pain"
i was like 'what the hell is naruto and pain' then i searched and then BAZINGA
thats how i found naruto
well... we all know sage mode increases your physical power.
and as for kurama's speed, i think he's fast and i also think that beause of kurama's charka naruto's speed increases which surpasses minato