"At a press conference in Tokyo the Japanese developer showed anime cut scenes. It's described as a combination of puzzles and crime mystery.
Shu Takumi, the main developer of the core Ace Attorney series, is in charge of writing the game's scenario. He used the key word "Majo Saiban" or "Witch Trial" in English, while on stage.
Level-5's president Akihiro Hino described the crossover as like two TV shows getting together and making a movie."
http://www.neogaf.com/forum/showpost.php?p=23930977&postcount=50
Artwork: http://www.andriasang.com/e/galleries/2010/10/19/layton_vs_ace_attorney_images/
Website opens tomorrow!
More details: http://www.andriasang.com/e/blog/2010/10/19/layton_crosses_with_ace_attorney/
Hershel Layton and Phoenix Wright finds themselves in a different world
The city is called Labyrinth City, where illusions and reality cross. Magic and witches are real, but hidden from view.
Villian is known as the Story Teller. He controls the city and literally writes the future.
Layton will find himself solving new puzzles. Wright will be defending someone accused of witchcraft.
The trial that takes place in this world is "Majo Saiban," or "Witch Trial." (First mentioned on the Japanese official Gyakuten Saiban site)