NeoGAFs Kent Brockman
This October, it will be five years since Super Mario Odyssey -- the most recent Super Mario game [...]
The leak comes the way of well-known Nintendo leaker, Nate the Hate, a source that like every "industry insider" has gotten things wrong in the past, like the Nintendo Switch Pro, but has also relayed information that went to be proved accurate. During a recent episode of their YouTube podcast, they relayed word that there is "interest" in a Super Mario Musou game. The catch is Nate the Hate doesn't know if the game is in development at Koei Tecmo. All they've heard is that there's interest in making such a game.