Protean Creatures
| Name | Traits | Source | Level |
| Voidworm | TinyMonitorProtean | Pathfinder Monster Core | 1 |
| Akizendri | SmallMonitorProtean | Pathfinder Monster Core 2 | 3 |
| Mr. Chitters (5-6) | UniqueTinyChaoticMonitorProtean | Pathfinder Society Scenario #1-21: Mistress of the Maze | 3 |
| Pelagastr Tail | UniqueMediumChaoticMonitorProtean | Pathfinder Society Scenario #3-18: Dacilane Academy's Delightful Disaster | 3 |
| The Scholar of Sorts (1-2) | UniqueSmallChaoticMonitorProtean | Pathfinder Society Scenario #2-09: The Seven Secrets of Dacilane Academy | 3 |
| Azuretzi | SmallMonitorProtean | Pathfinder Monster Core | 5 |
| Mr. Chitters (7-8) | UniqueSmallChaoticMonitorProtean | Pathfinder Society Scenario #1-21: Mistress of the Maze | 5 |
| The Scholar of Sorts (3-4) | UniqueSmallChaoticMonitorProtean | Pathfinder Society Scenario #2-09: The Seven Secrets of Dacilane Academy | 5 |
| Thick Pelagastr Tail | UniqueMediumChaoticMonitorProtean | Pathfinder Society Scenario #3-18: Dacilane Academy's Delightful Disaster | 5 |
| Voidworm Ouroboros | RareSmallChaoticMonitorProtean | Pathfinder Society Scenario #1-21: Mistress of the Maze | 5 |
| Naunet | LargeMonitorProtean | Pathfinder Monster Core 2 | 7 |
| Grandmama | UniqueLargeMonitorProtean | Pathfinder #205: Singer, Stalker, Skinsaw Man | 10 |
| Imentesh | LargeMonitorProtean | Pathfinder Monster Core 2 | 10 |
| Protean Tumult | UncommonGargantuanMonitorProteanTroop | Pathfinder Battlecry! | 12 |
| Hegessik | LargeChaoticMonitorProtean | Pathfinder #162: Ruins of the Radiant Siege | 15 |
| Blune's Illusory Toady | RareMediumChaoticIncorporealProtean | Pathfinder #162: Ruins of the Radiant Siege | 16 |
| Keketar | LargeMonitorProtean | Pathfinder Monster Core | 17 |
| Overdrive Imentesh | RareLargeChaoticMonitorProtean | Pathfinder #162: Ruins of the Radiant Siege | 17 |
| Alktherisa and Omprisgor | UniqueHugeMonitorProtean | Pathfinder Adventure: Prey for Death | 19 |
| Izfiitar | MediumMonitorProtean | Pathfinder Monster Core 2 | 20 |