This appendix provides an overview of the multiverse, the overarching reality that encompasses D&D's countless worlds and adventures. These realms are explored in greater detail in the Dungeon Master's Guide, along with other planes like the Far Realm, Negative Plane, and Positive Plane.
The Material Realms
The philosophical and elemental forces of reality converge to create the following planes of existence:
Transitive Planes
The transitive planes serve as paths between planes:
The Inner Planes
Elemental forces and the building blocks of reality originate from these Inner Planes:
The Outer Planes
Realms where ideas take form and spirits spend their afterlives, the Outer Planes are the homes of immortals. The following locations compose the Outer Planes:
| Outer Plane | Alignment |
|---|---|
| Abyss | Chaotic Evil |
| Acheron | Lawful Evil, Lawful Neutral |
| Arborea | Chaotic Good |
| Arcadia | Lawful Good, Lawful Neutral |
| Beastlands | Chaotic Good, Neutral Good |
| Bytopia | Lawful Good, Neutral Good |
| Carceri | Chaotic Evil, Neutral Evil |
| Elysium | Neutral Good |
| Gehenna | Lawful Evil, Neutral Evil |
| Hades | Neutral Evil |
| Limbo | Chaotic Neutral |
| Mechanus | Lawful Neutral |
| Mount Celestia | Lawful Good |
| Nine Hells | Lawful Evil |
| Outlands | Neutral |
| Pandemonium | Chaotic Evil, Chaotic Neutral |
| Ysgard | Chaotic Good, Chaotic Neutral |