| 301. | Quarian Migrant Fleet | Mass Effect | 405 | | Mass Effect
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| 302. | Manhattan Resistance | Freedom Fighters | 405 | | Freedom Fighters
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| 303. | The Generic Details of Battlefield 2042 | 404 | | Battlefield 2042
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| 304. | Black Mesa | Half-Life | 403 | | Black Mesa
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| 305. | Witcher Schools | The Witcher | 401 | | The Witcher
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| 306. | Fall of the 12 Colonies | Battlestar Galactica | 400 | | Battlestar Galactica
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| 307. | An Overview of The Expanse | Overview Pilot | 397 | |
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| 308. | Battle of the Twilight Gap: How It Changed Destiny Forever | My Name is Byf | 397 | | Destiny 2
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| 309. | 1st Armored Regimental Combat Team. "The Holy Rollers" | Halo Reimagined | 396 | |
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| 310. | Designing the Antares Confederacy for Stellaris Invicta | 393 | |
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| 311. | Tzardom of Kislev | Warhammer Fantasy | 392 | | Total War: Warhammer III
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| 312. | Omni Consumer Products | RoboCop | 392 | |
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| 313. | Our Worldbuilding Setting & The Rest of 2023 | State of the Institute | 389 | | The Institute
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| 314. | Can Boba Fett Become an Effective Crime Lord? | Star Wars | 387 | |
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| 315. | Sera | Gears of War | 381 | | Gears of War
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| 316. | Are Warhammer 40,000 and Warhammer Fantasy Connected? | Templin Institute Dispatch | 380 | | The Institute
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| 317. | InGen | Jurassic Park | 380 | |
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| 318. | The Fascinators | They Live | 379 | |
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| 319. | The Fallen | Destiny | 379 | | Destiny 2
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| 320. | Star Kingdom of Manticore | Honor Harrington | Audio Log Pilot | 373 | Vlog |
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| 321. | Kingdom of Ferelden | Dragon Age | 373 | |
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| 322. | Republic of Sordland | Suzerain | 372 | | Suzerain
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| 323. | Krogan Clans | Mass Effect | 371 | | Mass Effect
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| 324. | Union of Yuktobanian Republics | Ace Combat | 371 | | Ace Combat 5: The Unsung War
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| 325. | Rodina Planetary System | Stellaris Invicta | 370 | |
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| 326. | Chernobyl Exclusion Zone | S.T.A.L.K.E.R. | 368 | |
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| 327. | State of the Galaxy In Starfield | Overview, Factions, & History | 368 | | Starfield
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| 328. | Union of Progressive Peoples | Alien Extended Universe | 368 | | The Institute
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| 329. | Worldbuilding Genres | Science Fiction & Fantasy, Hard vs Soft, Low vs High | 358 | |
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| 330. | Part Two | Antares Confederacy | Stellaris Invicta Season 2 | 357 | |
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| 331. | The Templin Institute | 2017 - 2022 | 355 | |
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| 332. | North American Commonwealth | Frontlines | 353 | |
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| 333. | Shady Sands, New California | Fallout | 353 | | Fallout: New Vegas
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| 334. | D'Deridex Class Romulan Warbird | Star Trek | 352 | |
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| 335. | Independent Planets | Firefly | 349 | |
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| 336. | House Stark of Winterfell | A Song of Ice & Fire | 346 | |
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| 337. | M35 Mako Infantry Fighting Vehicle | Mass Effect | 345 | | Mass Effect
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| 338. | Asgard | Marvel Cinematic Universe | 345 | |
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| 339. | Warriors of Chaos | Warhammer Fantasy | 344 | |
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| 340. | SpaceGodzilla | Godzilla | Bestiary Pilot | 342 | |
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| 341. | The Ghostbusters | Ghostbusters | 339 | |
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| 342. | Planet Rock | Shadow Raiders // War Planets | 338 | |
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| 343. | Republics of New Asia | The Creator | 338 | |
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| 344. | How The Republic Nearly Lost the Clone Wars Before They Started | Star Wars | 338 | |
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| 345. | Part Four | Greater Terran Union | Stellaris Invicta | 337 | |
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| 346. | Beastmen Warherds | Warhammer Fantasy | 333 | | Total War: Warhammer II
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| 347. | Vampires | Warhammer Fantasy | 332 | |
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| 348. | Interstellar Manufacturing Corporation | Titanfall | 328 | | Titanfall 2
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| 349. | Byrum | Stellaris Invicta | 328 | |
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| 350. | The Wendol | The 13th Warrior // The Eaters of the Dead | 328 | |
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| 351. | Globex Corporation | The Simpsons | 325 | |
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| 352. | Pan-Asian Coalition | Battlefield 2142 | 325 | | Battlefield 2142
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| 353. | The Dothraki | A Song of Ice & Fire | 325 | |
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| 354. | Hutt Cartel | Star Wars | 324 | |
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| 355. | Krampus | Krampus | 322 | | The Krampus
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| 356. | Sentinel Hunter-Killers | The Matrix | 321 | |
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| 357. | The Explanation Of How "Echo Base" Got Its Name Seems Kinda Lame | 321 | |
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| 358. | The Koprulu Sector | StarCraft | 320 | | StarCraft II
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| 359. | The Riders of Rohan | Lord of the Rings | 320 | | The Lord of the Rings: The Battle for Middle-earth II
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| 360. | Scolar Visari | Killzone | 319 | | Killzone 2
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| 361. | The Horde & Alliance | WarCraft | Rivalries Pilot | 318 | | The Horde
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| 362. | The Solblades | Warhammer 40,000 | 315 | | Warhammer 40,000: Space Marine 2
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| 363. | Pentastar Alignment | Star Wars Legends | 310 | |
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| 364. | Ogre Kingdoms | Warhammer Fantasy | 307 | | Total War: Warhammer III
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| 365. | Auraxis | Planetside | 305 | | PlanetSide
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| 366. | Realm of Mordor | Lord of the Rings | 303 | | The Lord of the Rings: The Battle for Middle-earth II
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| 367. | House Atreides | Dune | 303 | |
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| 368. | Deep Space Nine | Star Trek | 303 | |
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| 369. | The Citadel | Mass Effect | 301 | | Mass Effect 3
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| 370. | The State of The Templin Institute in 2018 | 301 | | The Institute
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| 371. | Abstergo Industries | Assassin's Creed | 301 | | Assassin's Creed
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| 372. | Ellen Ripley | Alien | 301 | |
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| 373. | Announcing: The Way of Worldbuilding | 300 | |
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| 374. | Carja Sundom | Horizon Zero Dawn | 300 | | Horizon Zero Dawn
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| 375. | 1 Year Anniversary Special Spectacular & The Launch of the Templin Commissary! | 300 | |
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| 376. | Benjamin Martin's Militia | The Patriot | 299 | |
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| 377. | Empire of the Isles | Dishonored | 297 | |
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| 378. | United Colonies | Starfield | 297 | | Starfield
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| 379. | Impossible Fortress of Tzeentch | Warhammer Fantasy | 295 | | Total War: Warhammer III
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| 380. | Susan Ivanova | Babylon 5 | 293 | |
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| 381. | The Mystery of the Romulan Free State | 293 | |
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| 382. | Task Force 141 | Call of Duty: Modern Warfare | 291 | | Call of Duty: Modern Warfare
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| 383. | Cult of the Thuggee | Indiana Jones | 291 | |
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| 384. | Analyzing The Starships of Homeworld 3 | Part One | 287 | | Homeworld 3
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| 385. | Part One | Stellaris Dev Clash | Stellaris Invicta | 286 | | Stellaris
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| 386. | 1077th Tank Regiment | Stellaris Invicta Season 2 | 285 | |
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| 387. | The Amazons | Age of Wonders: Planetfall | 285 | | Age of Wonders: Planetfall
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| 388. | Cadian Shock Troops | Warhammer 40,000 | 284 | |
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| 389. | Outer Rim Territories | Star Wars | 282 | |
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| 390. | Nakatomi Plaza | Die Hard | 282 | |
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| 391. | Area X | Annihilation | 281 | |
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| 392. | Spartan Operations | Halo | 281 | | Halo Infinite
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| 393. | MAWLR Artillery Walker | Killzone | 281 | | Killzone
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| 394. | Pittsburgh Quarantine Zone | The Last of Us | 280 | |
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| 395. | Federation of Sol | Twilight Imperium | 276 | | Imperium
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| 396. | Fundamentals of Worldbuilding | Philosophy, Gardeners Vs Architects, & Worldbuilder's Disease | 276 | |
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| 397. | Illium | Mass Effect | 274 | | Mass Effect
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| 398. | Skarbrand: Exile of Khorne | Warhammer Fantasy | 274 | | Total War: Warhammer III
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| 399. | Antares Star System | Stellaris Invicta Season 2 | 264 | |
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| 400. | Rogue Squadron | Star Wars Legends | 263 | | Star Wars: Rogue Squadron
|
