| 301. | Portal 2 Workshop - Heartbeat | 22 | | Portal 2
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| 302. | Portal 2 Workshop - Goobound | 22 | | Portal 2
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| 303. | Portal Stories: Mel - E01 "Another Trapped Test Subject" | 22 | | Portal 2
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| 304. | Portal 2 Workshop - Access | 22 | | Portal 2
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| 305. | Portal 2 Workshop - Collective Scrutiny | 22 | | Portal 2
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| 306. | Portal 2 Workshop - Have Faith | 21 | | Portal 2
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| 307. | Portal 2 Workshop - Bobby Corp. Test #02 | 21 | | Portal 2
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| 308. | Portal 2 Workshop - Azorae's Superconductor and Sendificator Intro | 21 | | Portal 2
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| 309. | Portal 2 Co-Op - E10 "When Their Powers Combine" | 21 | | Portal 2
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| 310. | Portal 2 Workshop - No Elements 9 and 10 | 21 | | Portal 2
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| 311. | Portal 2 Workshop - Stuck | 21 | | Portal 2
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| 312. | Portal 2 Workshop - Old Portal Chamber 32 | 21 | | Portal 2
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| 313. | Portal 2 Workshop - The Paradine Parable | 21 | | Portal 2
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| 314. | Portal 2 Workshop - No Elements 11 and 12 | 21 | | Portal 2
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| 315. | Portal 2 Workshop - Wheatley's Reprisal Part 5 | 21 | | Portal 2
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| 316. | Portal 2 Workshop - Linearity | 21 | | Portal 2
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| 317. | Portal 2 Workshop - Binary Labs 1: Circuits, and 2: Optics | 21 | | Portal 2
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| 318. | Portal Revolution - E04 "The Spire" | 21 | | Portal 2
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| 319. | Portal 2 Workshop - Sky-high | 20 | | Portal 2
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| 320. | Portal 2 Workshop - Sensory | 20 | | Portal 2
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| 321. | Portal 2 Workshop - Hmm and Solve n' Relax | 20 | | Portal 2
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| 322. | Portal 2 Workshop - Build a Bridge and Get Over It | 20 | | Portal 2
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| 323. | Portal 2 Workshop - Verteron 2 | 20 | | Portal 2
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| 324. | Portal 2 Workshop - A Warm Test #5 | 20 | | Portal 2
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| 325. | Portal 2 Workshop - Aperture Test Initiative #1 - Repulsion | 20 | | Portal 2
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| 326. | Portal 2 Workshop - The Expanse | 20 | | Portal 2
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| 327. | Portal 2 Workshop - Corner Shop | 20 | | Portal 2
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| 328. | Portal 2 Workshop - 2 Beams and Fizzle Up | 20 | | Portal 2
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| 329. | Portal 2 Workshop - Time Travel Part 4 | 20 | | Portal 2
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| 330. | Portal 2 Workshop - Ventura 1 | 20 | | Portal 2
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| 331. | Portal 2 Workshop - Verticular Faith | 20 | | Portal 2
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| 332. | Portal 2 Workshop - Odyssey Part 1 | 20 | | Portal 2
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| 333. | Portal 2 Workshop - Crossroads | 20 | | Portal 2
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| 334. | Portal 2 Workshop - Curious Chamber 1 | 20 | | Portal 2
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| 335. | Portal 2 Workshop - Glasspect Ratio | 20 | | Portal 2
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| 336. | Portal 2 Co-Op - E07 "Complex Funnels" | 20 | | Portal 2
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| 337. | Portal 2 Workshop - This is Probably Too Easy! The Catch and It's Funnel Time | 20 | | Portal 2
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| 338. | Portal 2 Workshop - Binary Labs 7: Social Studies | 20 | | Portal 2
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| 339. | Portal 2 Workshop - Interaction With… | 19 | | Portal 2
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| 340. | Portal 2 Workshop - Aperture Testing Initiative #3 - Mobility | 19 | | Portal 2
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| 341. | Portal 2 Workshop - Companion Cube Competence Course | 19 | | Portal 2
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| 342. | Portal 2 Workshop - Opposite Sides and Upsurge | 19 | | Portal 2
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| 343. | Portal 2 Workshop - Odyssey Part 2 | 19 | | Portal 2
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| 344. | Portal 2 Workshop - Old Portal Season 2 Chambers 08-10 | 19 | | Portal 2
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| 345. | Portal 2 Workshop - Let Me Go | 19 | | Portal 2
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| 346. | Portal 2 Workshop - Moonbase Luna-C 04: Newton's First Law | 19 | | Portal 2
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| 347. | Portal 2 Workshop - R2: Where to Begin? | 19 | | Portal 2
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| 348. | Portal 2 Workshop - Old Portal Season 2 Chambers 37 and 38 | 19 | | Portal 2
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| 349. | Portal 2 Workshop - The Science Begins Here #1 | 19 | | Portal 2
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| 350. | Portal 2 Workshop - The Long Way Around 3 and 4 | 19 | | Portal 2
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| 351. | Portal 2 Workshop - The Science Begins Here #3 | 19 | | Portal 2
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| 352. | Portal 2 Workshop - Friend Zone | 19 | | Portal 2
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| 353. | Portal 2 Workshop - Barriers: Definitive and Bobby Corp. Test #01 | 19 | | Portal 2
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| 354. | Portal 2 Workshop - Industrial Hazard | 18 | | Portal 2
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| 355. | Portal 2 Workshop - A Bounce on Hard Light | 18 | | Portal 2
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| 356. | Portal 2 Workshop - Easy Way Out | 18 | | Portal 2
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| 357. | Portal 2 Workshop - Interaction with Mobility Gels Part 2 | 18 | | Portal 2
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| 358. | Portal 2 Workshop - Lost Potential | 18 | | Portal 2
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| 359. | Portal 2 Workshop - Old Portal Season 2 Chamber 30 | 18 | | Portal 2
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| 360. | Portal 2 Workshop - Renewed Test Initiative #10 and 11 | 18 | | Portal 2
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| 361. | Portal 2 Workshop - Nock it Off and FastFerrets | 18 | | Portal 2
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| 362. | Portal 2 Workshop - Old Portal Chambers 04-06 | 18 | | Portal 2
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| 363. | Portal 2 Workshop - A Warm Test #4 | 18 | | Portal 2
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| 364. | Portal 2 Workshop - Renewed Test Initiative #14 - Out of Bounds | 18 | | Portal 2
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| 365. | Portal 2 Workshop - Ventura 2 | 18 | | Portal 2
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| 366. | Portal 2 Co-Op - E14 "What a Puzzle!" | 18 | | Portal 2
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| 367. | Portal 2 Workshop - Bobby Corp. Test #05 | 18 | | Portal 2
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| 368. | Portal 2 Workshop - Moonbase Luna-C 01 and 02 | 18 | | Portal 2
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| 369. | Portal 2 Workshop - Slap and Skidmore's Cubes | 18 | | Portal 2
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| 370. | Portal 2 Workshop - Old Portal Chambers 44 and 46 | 18 | | Portal 2
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| 371. | Portal 2 Workshop - Bobby Corp. Test #09 | 18 | | Portal 2
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| 372. | Portal 2 Workshop - Old Portal Season 3 Chamber 20 and Evil Cubes | 18 | | Portal 2
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| 373. | Portal 2 Workshop - Not Alone | 18 | | Portal 2
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| 374. | Portal 2 Workshop - Funnel Sequence, The Idiot Test, and Aerial Flipout | 18 | | Portal 2
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| 375. | Portal 2 Workshop - Obliteration | 17 | | Portal 2
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| 376. | Portal 2 Workshop - Think and Win 3 | 17 | | Portal 2
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| 377. | Portal 2 Workshop - Laser Jump, Faith and Destroyed Faith | 17 | | Portal 2
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| 378. | Portal 2 Workshop - Magnetic | 17 | | Portal 2
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| 379. | Portal 2 Workshop - The Science Begins Here #4 | 17 | | Portal 2
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| 380. | Portal 2 Workshop - Lasers and Flight | 17 | | Portal 2
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| 381. | Portal 2 Workshop - Old Portal Chambers 47 and 48 | 17 | | Portal 2
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| 382. | Portal 2 Workshop - The Descent | 17 | | Portal 2
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| 383. | Portal 2 Workshop - Old Portal Chamber 18 | 17 | | Portal 2
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| 384. | Portal 2 Workshop - Survival | 17 | | Portal 2
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| 385. | Portal 2 Workshop - Pretzel Snaps | 17 | | Portal 2
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| 386. | Portal 2 Workshop - Think and Win 1 and 2 | 17 | | Portal 2
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| 387. | Portal 2 Workshop - Bobby Corp. Test #07 | 17 | | Portal 2
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| 388. | Portal 2 Co-Op - E03 "Timing" | 17 | | Portal 2
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| 389. | Portal 2 Workshop - Multi-Purpose: Chamber 2 | 17 | | Portal 2
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| 390. | Portal 2 Workshop - Aperture Test Initiative #2 - Propulsion | 17 | | Portal 2
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| 391. | Portal 2 Workshop - Stage 3 | 17 | | Portal 2
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| 392. | Portal 2 Workshop - Moonbase Luna-C 03: One Small Step | 17 | | Portal 2
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| 393. | Portal 2 Workshop - Angry Cube and Brief Encounter | 17 | | Portal 2
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| 394. | Portal 2 Workshop - The Lobbyist 3 | 17 | | Portal 2
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| 395. | Portal 2 Workshop - Tangent | 17 | | Portal 2
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| 396. | Portal 2 Workshop - Eye Drops and Wheatley's Conveyance | 17 | | Portal 2
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| 397. | Portal 2 Workshop - Renewed Test Initiative #8 and 9 | 17 | | Portal 2
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| 398. | Portal 2 Workshop - Defiance Part 1 | 17 | | Portal 2
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| 399. | Portal 2 Workshop - A FUN-nel Idea | 17 | | Portal 2
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| 400. | Portal 2 Workshop - Renewed Test Initiative #4 and 5 | 16 | | Portal 2
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