| Name ▲ | Type | CR | Version | Book |
|---|---|---|---|---|
| Yuan-ti Malison (Type 3) | Monstrosity | 3 | 2014/2024 | Multiple Books (MM, XMM) |
| Yuan-ti Malison (Type 4) | Monstrosity | 3 | 2014 | Volo's Guide to Monsters |
| Yuan-ti Malison (Type 5) | Monstrosity | 3 | 2014 | Volo's Guide to Monsters |
| Yuan-ti Mind Whisperer | Monstrosity | 4 | 2014 | Multiple Books (MPMM, VGM) |
| Yuan-ti Nightmare Speaker | Monstrosity | 4 | 2014 | Multiple Books (MPMM, VGM) |
| Yuan-ti Pit Master | Monstrosity | 5 | 2014 | Multiple Books (MPMM, VGM) |
| Yuan-ti Priest | Monstrosity | 3 | 2014 | Tomb of Annihilation |
| Yuan-ti Pureblood | Humanoid | 1 | 2014 | 2014 Monster Manual |
| Yuk Yuk | Humanoid | 1/4 | 2014 | Out of the Abyss |
| Yusdrayl | Humanoid | 1 | 2014 | Tales from the Yawning Portal: Against the Giants |