Running a mystery game requires a balance of challenging for your players and their characters, but also make them able to figure it out. We go through ten different ways to make this work in your roleplaying game.

Join the Discord and get mystery ideas amongst much else:  https://discord.gg/HpJchvk

The Three Clue Rule mentioned: https://thealexandrian.net/wordpress/1118/roleplaying-games/three-clue-rule