This is by far the most common issue for players who use the shiny cheat. The good news is that there’s a way to get rid of this problem, that’s simply by disabling the cheat before catching the shiny Pokemon. Here’s a complete guide we created onhow to get rid of shiny Pokemon...
Ex: Shaymin cannot be given Gracidea unless it is Daytime, this allows you to give it to Shaymin even at night, then when day time comes around Shaymin will change form Just like Rayquaza and a mega stone which currently works. You can give a mega stone even if they do not know Drago...