Nintendo LAYTON’S MYSTERY JOURNEY: Katrielle and the Millionaires’ Conspiracy - Deluxe Edition, Nintendo Switch, E10+ (Everyone 10+) Nintendo LAYTON’S MYSTERY JOURNEY: Katrielle and the Millionaires’ Conspiracy - Deluxe Edition. Game edition: Deluxe, Platform: Nintendo Switch, ESRB rating: E10+ (Everyone 10+), PEGI rating: 7, Developer: LEVEL-5, Release date (DD/MM/YYYY): 08/11/2019