Ashura's rasengan Proof:
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Explanation: Minato cretaed Rasengan this is what is told right? Okay but how can Minato possibly know that someone who died 1000 years ago created Rasengan before him? Ashura creating is not a plothole because there's logic behind it and explanation
Hagoromo had Sharingan proof:
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Explanation: Kabuto said so it's true from Mangekyou Sharingan to Rinnegan to Madara and Madara said yes . In other words it's only logical for Hagoromo to have Sharingan
Indra Created Shadow Clones proof:
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Explanation:Like Ashura's rasengan explanation how can Tobirama know someone 1000 years ago created shadow clones before him? It is also known that Indra is the creator of Ninjutsu so....
This thread is for the people who still deny that arc and think it's all filler trash . It's canon it was proved before and everything happened in it actually happened in the naruto world and you have to deal with it