Pokemon Ultra Moon is a game that you can play on your computer. If you have it, you can save your game by pressing the “X” button on the main screen. If you don’t have it, then you can’t save your game. To delete a Pokemon from your Ultra Moon save, follow these steps:

  1. Open the “My Games and Apps” app on your device and find the “Pokemon Ultra Moon” folder.
  2. Inside of that folder, find the “Saves” folder.
  3. Inside of that folder, find the “Pokemon Ultra Moon” file.
  4. Delete the file if it exists.