The official Pokémon movie blog has updated. We have added a section collecting every single blog entry for easy browsing. Translations of the new entry follows:

Appear! Movie Details #13: "Barza: Young"'s Model Sheets Appear!



Barza grew up in Arkhē Valley together with Hoopa after its true powers had been confined.
Here we're presenting the model sheets for him at that age.


Source: http://www.pokemon-movie.jp/pokemovie_ch/?p=1702