| Name | Class | Race | Type | Required Level |
| T'Sarin | Feature Monster | 5 | ||
| Takk Ur'Ros | Feature Monster | Aberration | 10 | |
| Talloak | Feature Monster | 0 | ||
| Tarnish | Feature Monster | Rust Monster | Aberration | 5 |
| Taskmaster Erastus | Feature Monster | Dwarf | Dwarf | 4 |
| Taskmaster Neriah | Feature Monster | Dwarf | Dwarf | 4 |
| Thaarak Hound | Monster | Hellhound | Evil Outsider | 10 |
| Thalaan | Feature Monster | 0 | ||
| The Eater | Feature Monster | Rust Monster | Aberration | 4 |
| The Ghost of Marguerite | Feature Monster | Spectre | Undead | 10 |
| The Rust Emperor | Feature Monster | Rust Monster | Aberration | 14 |
| The Soulless Warrior | Feature Monster | Wraith | Undead | 5 |
| The Venerated | Feature Monster | Mummy | Undead | 5 |
| Therra Calira | Feature Monster | Fire Elemental | Evil Outsider | 0 |
| Thirsty One | Feature Monster | Mummy | Undead | 12 |
| Thresh | Feature Monster | Troglodyte | Reptilian | 2 |
| Tiefling Apprentice | Monster | Native Outsider | 6 | |
| Tiefling Scout | Monster | Tiefling | Native Outsider | 5 |
| Tiefling Wizard | Monster | Tiefling | Native Outsider | 8 |
| Tor'ghan | Feature Monster | Giant | Giant | 11 |
| Training Golem | Monster | Golem | Construct | 0.25 |
| Troglodyte | Monster | Troglodyte | Reptilian | 2 |
| Troglodyte Chief | Monster | Troglodyte | Reptilian | 5 |
| Troglodyte Shaman | Monster | Troglodyte | Reptilian | 4 |
| Troglodyte Warlock | Monster | Troglodyte | Reptilian | 6 |
| Troll | Monster | Troll | Giant | 5 |
| Troll Captive | Monster | Troll | Giant | 9 |
| Troll Chieftain | Monster | Troll | Giant | 7 |
| Troll Enforcer | Monster | Troll | Giant | 7 |
| Troll Gladiator | Monster | Troll | Giant | 8 |
| Troll Shaman | Monster | Troll | Giant | 6 |
| Tunnelworm Grand Shaman | Feature Monster | Kobold | Reptilian | 2 |
| Tunnelworm Interrogator | Monster | Kobold | Reptilian | 1 |
| Twin Horn | Feature Monster | Minotaur | Monstrous Humanoid | 11 |
| Twinfang | Feature Monster | 0 | ||
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