I worked on some of the cutscenes for SS. All of this is just my interpretation from the cutscnes. The company is very strict when it comes to which information is shared with whom, even within the company. No phones etc. within company facilities.

> the "leaked" mon is probably fake altough i can't confirm it
>there is 2 professors, a tidy,professional woman and a "crazy"-ish old man
>there's cutscenes for the train rides, i assume it will automatically transport you to your desired location
>armor is real, you recive a device to use it womewhere throughout the story
>there is 4! fractions, the protagonist tries to "balance" things between them.
>there is a "royal" corgi pokemon that is seen alongside one of the team leaders
>there's a badger pokemon
>there's a fox pokemon
>the elite 4 is very much involved in the story, each of them "wrestling" one of the forces it seems
>there is 2 more islands, one battle frontier esque, one post or late game exploration
>there is a dragon & steel evo-stone, the player has to choose one of the 2, kinda like fossils in previous games.
>over 100 new pokemon, it will be said like this in a trailer, don't known when
>Release 11/15
>no kalos
>i don't know anything about legendaries