The Critical Role: Heroes of Exandria Booster Set is officially HERE! Step into the world of Vox Machina and The Mighty Nein, battle head to head, or take on epic boss fights in Heroes of Exandria Booster Box 24 Packs 20 Characters UniVersus Critical Role Check out these exclusive card reveals from the upcoming Critical Role: Heroes of Exandria series for the UniVersus card game. The alternate art variants of Grog Strongjaw and Percival De Rolo III! UniVersus Critical Role UniVersus: Critical Role: Heroes of Exandria,Deck Building Collectible Card Game : Target