In recent years, the Critical Role brand has grown beyond the confines of Exandria, its core cast, and even Dungeons & Dragons. Although Campaign 3's Bells Hells still has plenty of story left to tell, the Calamity-level scale of their conflict lends itself to a stronger sense of finality than past campaigns. Bells Hells eventual endgame carries the potential to usher in an entirely new phase of Critical Role's storytelling.
Source：https://www.cbr.com/critical-role-ttrpg-system-changes-daggerheart/
