Sect: Starting with Comprehending Thunder Skill - Chapter 49 Completing the Task

Crossing into the world of Naruto, and acquiring the One Piece system, with all the powers of the world of One Piece, swordsmanship, devil fruit, domineering.

-Do you think that your fire is very powerful? I have the burning fruit.

-Do you think that your thunder is very powerful? I have a thundering fruit.

-Do you think that your otter is very powerful? I have the frozen fruit.

-Did you said you want to die? Don’t worry, I also have a nickname: Death Doctor.

- Description from Novelupdates

Once I’ve become Immortal, then my attempt to conquer the world shall begin.

Cui Heng was transmigrated to another world and the system told him that the new world he was in was a high-grade Xianxia world.

Su Wen transmigrated and became the Prime Minister’s son, possessing both power and money.