"Pokémon Ultra Sun and Ultra Moon" are enhanced versions of the original Pokémon Sun and Moon games, released for the Nintendo 3DS in 2017. Set in the tropical region of Alola, players embark on a journey to become a Pokémon Champion while encountering new story elements, characters, and Pokémon. These games introduce the Ultra Beasts, mysterious creatures from another dimension, and feature new forms of existing Pokémon. Players can explore the expansive world, participate in battles, and complete the Pokédex by capturing various Pokémon. Enhanced graphics and gameplay mechanics provide an improved experience for fans of the franchise.