| ID | Name | First Appearance | |
|---|---|---|---|
| 303 | The High Council of Gallifrey | Hell Bent | Filter releases → |
| 304 | Heather/Fluid Entity | The Pilot | Filter releases → |
| 305 | The Vardy | Smile | Filter releases → |
| 307 | Giant Thames River Serpent | Thin Ice | Filter releases → |
| 306 | Lord Sutcliffe | Thin Ice | Filter releases → |
| 308 | The Landlord | Knock Knock | Filter releases → |
| 309 | Wooden Dryad | Knock Knock | Filter releases → |
| 310 | Space Suits | Oxygen | Filter releases → |
| 311 | The Monks | Extremis | Filter releases → |
| 52 | Ice Warrior Ice Queen Iraxxa | Empress Of Mars | Filter releases → |
| 312 | The Light Eater | The Eaters Of Light | Filter releases → |
| 313 | Testimony | Twice Upon A Time | Filter releases → |
| 137 | Skagra | Shada | Filter releases → |
| 314 | Tzim-Sha (Tim Shaw) | The Woman Who Fell To Earth | Filter releases → |
| 315 | The Remnants | The Ghost Monument | Filter releases → |
| 316 | Krasko | Rosa | Filter releases → |
| 317 | Jack Robertson | Arachnids In The UK | Filter releases → |
| 318 | Mutated Spiders | Arachnids In The UK | Filter releases → |
| 319 | Pting | The Tsuranga Conundrum | Filter releases → |
| 320 | Thijarian | Demons Of The Punjab | Filter releases → |
| 321 | Automated Delivery System | Kerblam! | Filter releases → |
| 322 | King James I | The Witchfinders | Filter releases → |
| 323 | Morax | The Witchfinders | Filter releases → |
| 324 | The Solitract | It Takes You Away | Filter releases → |
| 325 | Ux | The Battle Of Ranskoor Av Kolos | Filter releases → |
| 326 | Reconnaissance Dalek | Resolution | Filter releases → |
| 327 | Kasaavin | Spyfall, Part 1 | Filter releases → |
| 328 | Dreg | Orphan 55 | Filter releases → |
| 329 | Skithra Queen | Nikola Tesla's Night of Terror | Filter releases → |
| 330 | Gat (Time Lord agent) | Fugitive of the Judoon | Filter releases → |
| 331 | The Praxeus Pathogen | Praxeus | Filter releases → |
| 333 | Rakaya | Can You Hear Me? | Filter releases → |
| 332 | Zellin | Can You Hear Me? | Filter releases → |
| 334 | Ashad the Lone Cyberman | The Haunting of Villa Diodati | Filter releases → |
| 335 | Cyber-Warriors | Ascension of the Cybermen | Filter releases → |
| 336 | Tecteun | Ascension of the Cybermen | Filter releases → |
| 339 | Azure (Ravager) | The Halloween Apocalypse | Filter releases → |
| 338 | Swarm (Ravager) | The Halloween Apocalypse | Filter releases → |
| 88 | Sontaran Commander Skaak | War of the Sontarans | Filter releases → |
| 340 | The Mouri | Once, Upon Time | Filter releases → |
| 337 | The Grand Serpent | Survivors of the Flux | Filter releases → |
| 341 | Dalek Execution Squad | Eve of the Daleks | Filter releases → |
| 342 | Madame Ching | Legend of the Sea Devils | Filter releases → |
| 343 | The Meep | The Star Beast | Filter releases → |
| 344 | Wrarth Warriors | The Star Beast | Filter releases → |
| 345 | The Not-Things | Wild Blue Yonder | Filter releases → |
| 357 | Mrs Flood | The Church on Ruby Road | Filter releases → |
| 346 | The Goblin King and Goblins | The Church on Ruby Road | Filter releases → |
| 348 | Maestro | The Devil's Chord | Filter releases → |
| 347 | The Bogeyman | Space Babies | Filter releases → |