High Quality Content by WIKIPEDIA articles! Ysgard is the Outer Plane of Chaotic Neutral / Chaotic Good alignment in the Dungeons Dragons role-playing game. It is also called Asgard, Gladsheim or The Heroic Domains. It is one of a number of alignment-based Outer Planes that form part of the standard Dungeons Dragons (D D) cosmology, used in the Planescape, Greyhawk and some editions of the Forgotten Realms campaign settings.