It appears that a Pokemon cross over with Tamagotchi was recently leaked! (See source at Serebii and Siliconera here: https://www.siliconera.com/2018/11/06/a-special-eevee-and-tamagotchi-collaboration-digital-pet-appears-to-be-in-the-works/ , https://serebii.net/news/2018/06-November-2018.shtml...