[Transmigration + Hokage + Hextech + Invincible + Making Up for Regrets]
He transmigrates into the Naruto world from the start and unexpectedly unlocks the Hextech System.
[Upgrade: The Collector]: Immediately execute enemies whose health is below 20%.
[Ocean Dragon Soul]: Restore chakra while fighting.
[Clown College]: Activate stealth and increase the damage of the first attack by 200%.
Forbidden jutsu? Learn them! Hextech? Use it! Jiraiya? Save him!
They're all top-tier, but I'm the king of kings.
From genin to Super Kage, Gao Han presses onward through countless miles of hardship.
Mark it. There will be other time travellers, there will be big fights, and there will be Hex among others. If you don't write it in the introduction, it's a waste of time.
Studio AI article, don't read it