Pokemon Ultra Sun And Pokemon Ultra Moon Announced

Pokemon Ultra Sun and Pokemon Ultra Moon has been officially announced by Nintendo, new versions of the two Pokemon titles released for 3DS in November 2016. New features will allow you to enjoy the game and adventure even more according to Masuda but didn't really explained why. Additionally, it will feature Pokemon that didn't appear in original versions of the game, but these were not named or shown off.

Both Pokemon Ultra Sun and Pokemon Ultra Moon will be released simultaneously on the Nintendo 3DS on November 17, 2017. During the Direct, Nintendo also announced Pokken Tournament will be released for Switch. It will feature fighters, including grass and ghost type Pokemon Decidueye. The game will be showcased further at Nintendo's Treehouse Live events during E3.

source via Pokemon Website