| Name | Challenge Rating | Combatants | |
|---|---|---|---|
| Androsphinx | 17 | 0 | adjudicator |
| Ankheg | 2 | 0 | adjudicator |
| Basilisk | 3 | 0 | adjudicator |
| Behir | 11 | 0 | adjudicator |
| Bulette | 5 | 0 | adjudicator |
| Centaur | 2 | 0 | adjudicator |
| Chimera | 6 | 0 | adjudicator |
| Cockatrice | ½ | 0 | adjudicator |
| Darkmantle | ½ | 0 | adjudicator |
| Doppelganger | 3 | 0 | adjudicator |
| Drider | 6 | 0 | adjudicator |
| Ettercap | 2 | 0 | adjudicator |
| Gorgon | 5 | 0 | adjudicator |
| Grick | 2 | 0 | adjudicator |
| Griffon | 2 | 0 | adjudicator |
| Guardian Naga | 10 | 0 | adjudicator |
| Gynosphinx | 11 | 0 | adjudicator |
| Harpy | 1 | 0 | adjudicator |
| Hippogriff | 1 | 0 | adjudicator |
| Hydra | 8 | 0 | adjudicator |
| Kraken | 23 | 0 | adjudicator |
| Lamia | 4 | 0 | adjudicator |
| Manticore | 0 | 0 | adjudicator |
| Medusa | 6 | 0 | adjudicator |
| Merrow | 2 | 0 | adjudicator |
| Mimic | 2 | 0 | adjudicator |
| Minotaur | 3 | 0 | adjudicator |
| Owlbear | 3 | 0 | adjudicator |
| Purple Worm | 15 | 0 | adjudicator |
| Remorhaz | 11 | 0 | adjudicator |
| Roc | 11 | 0 | adjudicator |
| Roper | 5 | 0 | adjudicator |
| Rust Monster | ½ | 0 | adjudicator |
| Spirit Naga | 8 | 0 | adjudicator |
| Tarrasque | 30 | 0 | adjudicator |