The end of the 2D Game Tutorial (admittedly for Godot 3.x) instructs me to set up a keyboard shortcut for the Start button. It doesn't work, but this may be a known 4.x issue. The tutorial says to ...

Every year the subreddit r/roguelikedev does the "Complete Roguelike Tutorial", an event where participants go through a tutorial together over the course of several weeks. The tutorial in question is ...