The Band of Thieves & 1000 Pokémon available June 5 through to September 30, first screens released

The official site for The Band of Thieves & 1000 Pokémon was recently updated, detailing release info and providing us with the first screenshots of the game:

•  The game will be available from June 5th through to September 30th 2014 and will have the same setting as the movie
• It will have some connection with Pokémon X & Y through the completion of challenges in the game
• StreetPassing other players increases your army size

Source