Kaguya’s plan will fail because Madara will remember he is the Sage’s brother.

[Your Creepy Stalker]

I seriously doubt that. Even the Sage wasn't immortal and couldn't time travel, its unlikely his brother can.

I refute you're argument Thus: He was Immortal, and he can Time Travel

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See? He said he time travels. Since Chakra seems to be immortal life, then he's immortal too, along with literaly everyone else in the Narutoverse. Neji! Time to Gentle Fist Madara from beyond the grave!