Leaks:
The evil team is obsesed with pokemon and taking them from trainers
There is a pokemon based on an anteater Contests and batte frontiers do not return
There is a dragon type trainer that changes depending on the game
There is some minor changes depending on version
There is a bug type trainer who is also an artist
the third legendery can change form
there is a legendery based on music, a pokemon based on a sun fish, a pokemon based on a snowfake and a pokemon based on a jellyfish
No old pokemon get eveloutions
there is a cool looking sun pokemon
The region changes with time
There isn't a third game but another 2 games

I hope you guys enjoy black and white