| Name | Challenge Rating | Combatants | |
|---|---|---|---|
| Gargoyle | 2 | 0 | adjudicator |
| Gelatinous Cube | 2 | 0 | adjudicator |
| Ghast | 2 | 0 | adjudicator |
| Ghost | 4 | 0 | adjudicator |
| Ghoul | 1 | 0 | adjudicator |
| Gibbering Mouther | 2 | 0 | adjudicator |
| Glabrezu | 9 | 0 | adjudicator |
| Gnoll | ½ | 0 | adjudicator |
| Gold Dragon Wrymling | 3 | 0 | adjudicator |
| Gorgon | 5 | 0 | adjudicator |
| Green Dragon Wyrmling | 2 | 0 | adjudicator |
| Green Hag | 3 | 0 | adjudicator |
| Green Hag (in coven) | 5 | 0 | adjudicator |
| Grey Ooze | ½ | 0 | adjudicator |
| Grick | 2 | 0 | adjudicator |
| Griffon | 2 | 0 | adjudicator |
| Grimlock | ¼ | 0 | adjudicator |
| Guardian Naga | 10 | 0 | adjudicator |
| Gynosphinx | 11 | 0 | adjudicator |