| Tags | |||||
|---|---|---|---|---|---|
| Name | Type | Posts | Characters | ||
| Numenera | Setting | 2 | 9 | ||
| Numina | Setting | 1 | 13 | ||
| Oathknights | Setting | 1 | 8 | ||
| Oathsworn | Setting | 0 | 1 | ||
| Obduction | Setting | 2 | 2 | ||
| Objects | Setting | 2 | 13 | ||
| oblivion | Setting | 0 | 0 | ||
| Obsidian | Setting | 0 | 18 | ||
| Obsidian Universe | Setting | 0 | 0 | ||
| Odalisque | Setting | 0 | 1 | ||
| Odyssey | Setting | 0 | 1 | ||
| Oerth | Setting | 3 | 9 | ||
| Ohtori Academy | Setting | 0 | 1 | ||
| Olam | Setting | 1 | 2 | ||
| Olan | Setting | 0 | 2 | ||
| Old Kingdom | Setting | 0 | 6 | ||
| Oldoria | Setting | 1 | 4 | ||
| Old Republic | Setting | 16 | 19 | ||
| Olympus | Setting | 0 | 11 | ||
| omega-C | Setting | 1 | 5 | ||
| Omegaverse | Setting | 0 | 1 | ||
| Ommatidium | Setting | 0 | 2 | ||
| Omnihold | Setting | 1 | 0 | ||
| Omniscience | Setting | 1 | 5 | ||
| Oneiroi | Setting | 0 | 1 | ||