What if Gol'D Rodger had a younger brother with a system with powers and abilities from wuxia xianxia/xuanhuan novels?John,an otaku dies and transmigrates to `ONE PIECE` as the younger brother[Gol'D Ragner] of the pirate king Rodger,with a system and a hacker app capable of such a system."Yonkos, SO WHAT!!! Admirals and world government AND THEN!!! With my system and hacker, i'm going to surpass them all....If there is going to be a new crowned PIRATE KING then i'm gonna to be crowned SEA GOD!!!! DISCLAIMER:I DON'T OWN ANY OF THE CHARACTERS,POWERS OR ABILITIES EXCEPT FOR MY OCs.
i was thinking of introducing devil's essence and immortal energy with devil's essence comdensing into devil fruit but the essence can't be harnessed by anyone except the mc due to his system.And with the immortal energy from the immortal physiques