Critical Role’s Matthew Mercer just revealed 1 foundational rule that all Dungeon Masters should use
In a recent episode of Critical Role's miniseries Age of Umbra: Sallowlands, Dungeon Master Matthew Mercer demonstrated the "yes and?" technique, a principle borrowed from improvisational theatre, by encouraging a player to explore how an ability might help rather than dismissing it outright. The moment has prompted discussion about a foundational rule that professional and…