One Piece: I am Imu OPI

Transmigrate to the world of One Piece, reincarnate as Saint Imu; Control the world government and sit on the throne of the void.
He obtains the star map of the omniverse and contemplates the sea of dimensions.
Gather all individual combat power, military power, financial resources and all material resources to open the star gate, conquer all dimensions, and break the limit of individual power!
Unite or be destroyed, how to choose?
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This is a translation of a Chinese Novel, with minor changes in some parts of the original story. I don't own the picture in the novel cover.