Games like Operation Z.E.R.O.: OutNumbuh'd!

If you finished Operation Z.E.R.O.: OutNumbuh'd!, the closest matches are LEGO 2K Drive, Concord, Cotton Fantasy, Rigid Force Redux and Stay Cool, Kobayashi-san!: A River City Ransom Story. All 7 share its adventure genre and are ranked by how closely their themes and modes overlap.