https://bugs.winehq.org/show_bug.cgi?id=49327
--- Comment #13 from joaopa jeremielapuree@yahoo.fr ---
However the next step to install dotnet472 with winetricks totally failed
That is a known issue (see bug 49532)
You need to install dotnet with wine-5.10 and switch back wine-5.15 to test your game.