Luigi's Mansion 3 will be released on October 31, 2019, Nintendo announced earlier today. The game was announced last year.
The first Luigi's Mansion was originally released for the Nintendo GameCube in 2001. A sequel to the game was eventually released many years later titled Luigi's Mansion: Dark Moon and released for the Nintendo 3DS.
The new Nintendo Switch game is expected to feature updated graphics and full support for the console JoyCon controllers.