[16 / 2 / ?]
>Similar to platinum the dex will be expanded a bit: Minun and Pluse,Joltik line,Larvesta line,Hippopotas line and Audino are one of the few added.
There's not Tropius,Oddish line or Solrock/Lunatone.
>The trials are back, there's no gyms.
>The battle tree returns with a new feature similar to battle factory and there's some "new" trainers, those include Shauna from Pokemon X/Y, Cheren from Pokemon Black and White, The rival from Pokemon Diamond and Pearl and Zinnia from Pokemon Ruby and Saphire.
>Roaming Legendaries return you can catch Moltres exclusivly in Ultra Sun and Articuo exclsuivly in Ultra Moon, if you have both birds in your game you can catch Zapdos.
>The Alola region is more lively than before.
I'll try to answer questions, but it's not certain i will so don't get mad if i dont answer you.
There's not Tropius,Oddish line or Solrock/Lunatone.
>The trials are back, there's no gyms.
>The battle tree returns with a new feature similar to battle factory and there's some "new" trainers, those include Shauna from Pokemon X/Y, Cheren from Pokemon Black and White, The rival from Pokemon Diamond and Pearl and Zinnia from Pokemon Ruby and Saphire.
>Roaming Legendaries return you can catch Moltres exclusivly in Ultra Sun and Articuo exclsuivly in Ultra Moon, if you have both birds in your game you can catch Zapdos.
>The Alola region is more lively than before.
I'll try to answer questions, but it's not certain i will so don't get mad if i dont answer you.