Games like One Piece: Treasure Wars 2 - Buggyland he Youkoso

If you finished One Piece: Treasure Wars 2 - Buggyland he Youkoso, the closest matches are Polaris Sector, Supreme Ruler Ultimate, Eador: Imperium, Sovereignty: Crown of Kings and TransOcean: The Shipping Company. All 6 share its strategy genre and are ranked by how closely their themes and modes overlap.