To celebrate the Japanese debut of Pokémon: Magikarp Jump, The Pokémon Company has unveiled the first official trailer for its new mobile game. You can check it out below. Pokémon: Magikarp Jump stars one of the weakest Pokémon ever – Magikarp. It features simple controls designed to let anyone easily raise many generations of Magikarp. Players simply tap the food that appears on the screen to feed their Magikarp, or have it complete training to increase its Jump Power.