「逆転裁判Ｘプロフェッサー・レイトン～逆転の阿吽の呼吸～」(Gyakuten Saiban X Professor Layton ~Gyakuten no Aun no Chikyu~) is a crossover video game for the Nintendo 3DS developed by Level-5 and Capcom. It combines the gameplay of the Professor Layton and Ace Attorney series of games. The game follows the story of Professor Hershel Layton and Phoenix Wright as they team up to solve a mysterious case that has befallen the town of Labyrinthia. Players take on the role of both Layton and Wright as they investigate the strange events and unravel the mystery. Gameplay consists of a mix of puzzles and courtroom drama, as players must gather evidence, question witnesses, and ultimately prove the innocence of their clients. Players must also solve puzzles and mini-games in order to progress. Professor Layton vs Phoenix Wright Ace Attorney is an exciting and unique game that offers a unique blend of puzzle solving and courtroom drama. Players of all ages will enjoy the challenge of unraveling the mystery of Labyrinthia and discovering the truth.