Novel info
HunterxHunter: Reborn With Crazy Potential

A young Genius dies and is reincarnated in the world of HunterxHunter with past memories and a ton of Nen potential.
(Disclaimer: This is my first book and as I am writing this I realize I'm not very good at writing. probably some mature mistakes but reading over I personally think it flows well but, I may be biased so if you only like a super good story you may not want this one)