By clicking the link(s) above, you will be taken to an external website that is independently operated and not managed by Haleon. Haleon assumes no responsibility for the content on the website. If you do not wish to leave this website, do not click on the links above.
It sounds like you're referring to a — likely a ROM hack or fangame. There isn't an official Pokémon game titled Pokémon H Version from Game Freak or Nintendo.