Quoted By:
>January 2021: Ruby, Sapphire, Emerald, FireRed, and LeafGreen ported to the switch. They each cost $9.99. Small events given out like the Navel Rock event.
>Main series game is Diamond and Pearl remakes for the switch.
>May announcement, and November release.
>The characters designs look like they did in Platinum. You can't customise them.
>Pokemon follow you in all places, but it doesn't lag like in The Isle of Armor.
>The Platinum battle frontier surprisingly makes a return.
>Megas are the feature and many Sinnoh Pokemon get new megas.
>Dialga, Palkia, and Giratina get no new forms.
>There is a postgame episode with Giratina and Arceus.
That's all I was able to find out. I'll let you know if I find anything else.