| 1. | Portal Duality (Part 1) | 2 | | Portal 2
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| 2. | Portal Duality (Part 2) | 2 | | Portal 2
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| 3. | Into The Multiverse: Part 3 1/2 | 1 | | Portal 2
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| 4. | Portal Revolution #3: The Standard Route | 1 | | Portal 2
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| 5. | Portal 2 Part 12: Die Hintergrundgeschichte von Aperture Science | 1 | | Portal 2
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| 6. | Portal Reloaded Part 13: Was it worth it? Escaped Ending | 1 | | Portal 2
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| 7. | Into The Multiverse: Part 3 2/2 | 1 | | Portal 2
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| 8. | Portal Duality (Part 3) | 1 | | Portal 2
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| 9. | Portal Revolution #11: Only halfway back upside | 1 | | Portal 2
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| 10. | Portal 2 Part 19: Testkammer 16 | 0 | | Portal 2
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| 11. | Portal 2 Part 11: Cave Johnsons Stimme und das blaue Rückstossgel | 0 | | Portal 2
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| 12. | Portal 2 Part 21: Die Bomben und der Zerstampfer | 0 | | Portal 2
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| 13. | Portal 2 Part 14: Das weiße Konversionsgel | 0 | | Portal 2
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| 14. | Portal 2 Part 7: Singende Turrets und die Überraschung | 0 | | Portal 2
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| 15. | Portal 2 Part 2: Die Rückkehr der Portalkanone | 0 | | Portal 2
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| 16. | Portal Revolution #7: The Distraction | 0 | | Portal 2
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| 17. | Portal Revolution #12: More than one Solution | 0 | | Portal 2
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| 18. | Portal: Forbidden Testing Tracks #1 - The Lonely Testing | 0 | | Portal 2
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| 19. | Portal 2 Part 8: Der Ausbruch aus den Testkammern | 0 | | Portal 2
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| 20. | Portal 2 Part 9: Die Flucht | 0 | | Portal 2
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| 21. | Portal Reloaded Part 10: Turrets strikes back | 0 | | Portal 2
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| 22. | Portal 2 Part 5: Die Rückkehr | 0 | | Portal 2
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| 23. | Portal Reloaded Part 11: More complicated than it ever was | 0 | | Portal 2
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| 24. | Portal Reloaded Part 8: Lightbridges | 0 | | Portal 2
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| 25. | Portal: Forbidden Testing Tracks #2 - Some Answers... | 0 | | Portal 2
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| 26. | Portal 2 Part 3: Die Wiedererwachung von GlaDOS | 0 | | Portal 2
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| 27. | Portal Revolution #15: Laser Cube down the Hole | 0 | | Portal 2
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| 28. | Portal Reloaded Part 5: Lasers in two separate Timelines | 0 | | Portal 2
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| 29. | Portal: Forbidden Testing Tracks #5 - Fine Use of the Gravity Gun but still not great | 0 | | Portal 2
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| 30. | Portal 2 Part 15: Der Ausgang aus der Grube und die Unruhe in Wheatley Laboratories | 0 | | Portal 2
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| 31. | Portal Reloaded Part 3: Creating own Time Portals | 0 | | Portal 2
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| 32. | Portal 2 Part 1: Der Höflichkeitsbesuch | 0 | | Portal 2
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| 33. | Portal 2 Part 18: Es bleibt schwer | 0 | | Portal 2
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| 34. | Portal Revolution #8: Reaching The Spire | 1 | | Portal 2
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| 35. | Portal Reloaded Part 14: Normal Ending (The End) | 0 | | Portal 2
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| 36. | Portal: Forbidden Testing Tracks #11 - The biggest Disgrace of a Finale | 0 | | Portal 2
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| 37. | Portal Revolution #5: The Surface | 0 | | Portal 2
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| 38. | Portal 2 Part 4: Der Kaltstart in GlaDOS neuen Testkammern | 0 | | Portal 2
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| 39. | Portal: Forbidden Testing Tracks #3 - Im starting to dislike it a bit | 0 | | Portal 2
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| 40. | Portal Reloaded Part 4: Timing | 0 | | Portal 2
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| 41. | Portal: Forbidden Testing Tracks #10 - On the Moon | 0 | | Portal 2
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| 42. | Portal Revolution #4: Bombs and Lasers | 0 | | Portal 2
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| 43. | Portal 2 Part 10: Der Plottwist und der Sturz in die Grube | 0 | | Portal 2
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| 44. | Portal Reloaded Part 7: Aerial Faithplates | 0 | | Portal 2
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| 45. | Portal Revolution #10: Rising up, with an abandoned Core | 0 | | Portal 2
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| 46. | Portal Revolution #6: Limited Gel, limited Strategy | 0 | | Portal 2
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| 47. | Portal Reloaded Part 12: Sub Tunnels | 0 | | Portal 2
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| 48. | Portal 2 Part 16: Wheatlys zusammengewürfelte Testkammern | 0 | | Portal 2
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| 49. | Portal 2 Part 22: Chell vs Wheatley | 0 | | Portal 2
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| 50. | Portal Revolution #9: Getting cut Off-Guard | 0 | | Portal 2
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| 51. | Portal Part 4: Geschütztürme und Begleiterkubus | 0 | | Portal 2
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| 52. | Portal Reloaded Part 1: Thinking in four Dimensions | 0 | | Portal 2
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| 53. | Portal 2 Part 17: Es wird schwieriger | 0 | | Portal 2
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| 54. | Portal Reloaded Part 9: How harder can it be | 0 | | Portal 2
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| 55. | Portal: Forbidden Testing Tracks #6 - Finding a Way outside | 0 | | Portal 2
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| 56. | Portal: Forbidden Testing Tracks #4 - Paint-Gun Puzzles but watered down | 0 | | Portal 2
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| 57. | Portal: Forbidden Testing Tracks #7 - Caught by the Genetic Lifeform and Disk Operating System | 0 | | Portal 2
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| 58. | Portal 2 Part 20: Das Blatt wendet sich | 0 | | Portal 2
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| 59. | Portal: Forbidden Testing Tracks #8 - Nearly burned to a Crisp | 0 | | Portal 2
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| 60. | Portal 2 Part 13: Das orangene Beschlenigungsgel | 0 | | Portal 2
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| 61. | Portal Reloaded Part 6: To complicated | 0 | | Portal 2
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| 62. | Portal Revolution #13: The white Gel at it´s fullest revolutional Potential | 0 | | Portal 2
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| 63. | Portal Revolution #1: The Human Resource | 0 | | Portal 2
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| 64. | Portal Revolution #14: Going up to the Collision | 0 | | Portal 2
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| 65. | Into The Multiverse: Part 7 2/3 | 0 | | Portal 2
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| 66. | Portal Reloaded Part 2: The dripple Portal Device | 0 | | Portal 2
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| 67. | Portal Revolution #16: Escaping and returning to the Spire | 1 | | Portal 2
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| 68. | Portal 2 Part 6: Die Lichtbrücken und die Rückkehr der Geschütztürme | 0 | | Portal 2
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| 69. | Portal: Forbidden Testing Tracks #9 - Technical Difficulties | 0 | | Portal 2
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