Fan CastingNintendo and Illumination Super Mario Bros Movie 2

After the end of the Super Mario Bros Movie Wario and Waluigi (Who in this universe are Mario and Luigi's half-brothers' same father 2 different mothers) appear in the mushroom kingdom and team up with Bowser to get revenge on the Mario Bros so the Mario bros must stop them with help from a new friend and ally named Yoshi. by the end Wario and Waluigi give up their evil ways (at least for now) and become Mario and Luigi's rivalsread more