He was transformed into the Senju clan of the Warring States Period, and was picked up by his cousin Hashirama at the beginning and brought back to the camp.
Other protagonists have to train hard for ten years to master a ninjutsu——
I will do it after reading it once.
Use wood to escape between pillars? I copied it.
Madara uses fire escape? I copied it.
Izuna uses Sharingan? Sorry, this cannot be copied yet.
But it doesn't matter, as long as you give me enough time, the entire ninja world will be my ninjutsu library.
Senju Hashirama: Tatsumi, how many ninjutsu do you have that I haven't seen before?
Senju Chen: Not many, maybe ten thousand kinds.
Others fight for blood, I fight for copy - all methods return to the clan, and the start is invincible.