Imu has been one of the most mysterious characters in One Piece and his identity and power suggests that he might be the ...

Uranus could have been used in the past to flood the world of One Piece, shaping it into its current form. The weapon raises the sea level and causes massive destruction, altering landscapes.

Imu, ruling for 8 centuries, used Ancient Weapon Uranus to shape the flooded One Piece world. Ancient Kingdom's advanced tech caused fear, leading to Great War against World Government. Uranus ...