| 1. | Half-Life - Chapter 12: Surface Tension | 55:08 | | Half-Life
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| 2. | Half-Life - Chapter 8: On a Rail | 46:52 | | Half-Life
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| 3. | Half-Life: Blue Shift - Chapter 4: Captive Freight | 34:55 | | Half-Life
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| 4. | Half-Life - Chapter 14: Lambda Core | 30:48 | | Half-Life
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| 5. | Half-Life: Opposing Force - Chapter 9: Foxtrot Uniform | 29:59 | | Half-Life
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| 6. | Half-Life - Chapter 6: Blast Pit | 25:20 | | Half-Life
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| 7. | Half-Life - Chapter 17: Interloper | 24:19 | | Half-Life
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| 8. | Half-Life - Chapter 4: Office Complex | 23:56 | | Half-Life
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| 9. | Half-Life: Opposing Force - Chapter 10: "The Package" | 23:21 | | Half-Life
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| 10. | Half-Life: Blue Shift - Chapter 5: Focal Point | 23:10 | | Half-Life
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| 11. | Half-Life: Opposing Force - Chapter 1: Welcome to Black Mesa | 22:42 | | Half-Life
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| 12. | Half-Life: Opposing Force - Chapter 4: Friendly Fire | 21:46 | | Half-Life
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| 13. | Half-Life - Chapter 5: "We've Got Hostiles" | 20:03 | | Half-Life
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| 14. | Half-Life: Opposing Force - Chapter 7: Vicarious Reality | 20:00 | | Half-Life
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| 15. | Half-Life - Chapter 13: "Forget About Freeman!" | 19:35 | | Half-Life
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| 16. | Half-Life: Opposing Force - Chapter 3: Missing in Action | 18:50 | | Half-Life
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| 17. | Half-Life: Opposing Force - Chapter 11: Worlds Collide | 18:37 | | Half-Life
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| 18. | Half-Life - Chapter 9: Apprehension | 17:46 | | Half-Life
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| 19. | Half-Life: Opposing Force - Chapter 0: Boot Camp | 17:02 | | Half-Life
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| 20. | Half-Life: Blue Shift - Chapter 3: Duty Calls | 16:56 | | Half-Life
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| 21. | Half-Life - Chapter 11: Questionable Ethics | 16:52 | | Half-Life
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| 22. | Half-Life - Chapter 7: Power Up | 16:21 | | Half-Life
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| 23. | Half Life Opposing Force - Chapter 6: Crush Depth | 16:16 | | Half-Life
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| 24. | Half-Life: Blue Shift - Chapter 6: Power Struggle | 15:24 | | Half-Life
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| 25. | Half-Life - Chapter 3: Unforeseen Consequences | 14:47 | | Half-Life
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| 26. | Half-Life - Chapter 0: Hazard Course | 13:11 | | Half-Life
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| 27. | Half-Life - Chapter 18: Nihilanth | 12:42 | | Half-Life
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| 28. | Half-Life - Chapter 2: Anomalous Materials | 12:17 | | Half-Life
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| 29. | Half-Life: Blue Shift - Chapter 0: Hazard Course | 11:36 | | Half-Life
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| 30. | Half-Life: Opposing Force - Chapter 8: Pit Worm's Nest | 11:03 | | Half-Life
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| 31. | Half-Life: Opposing Force - Chapter 2: "We Are Pulling Out" | 10:36 | | Half-Life
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| 32. | Half-Life: Blue Shift - Chapter 2: Insecurity | 10:15 | | Half-Life
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| 33. | Half-Life - Chapter 10: Residue Processing | 8:29 | | Half-Life
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| 34. | Half-Life - Chapter 16: Gonarch's Lair | 7:05 | | Half-Life
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| 35. | Half-Life: Blue Shift - Chapter 7: A Leap of Faith | 6:31 | | Half-Life
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| 36. | Half-Life - Chapter 15: Xen | 4:07 | | Half-Life
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| 37. | Half-Life: Blue Shift - Chapter 1: Living Quarters Outbound | 3:51 | | Half-Life
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| 38. | Half-Life: Opposing Force - Chapter 5: We Are Not Alone | 1:27 | | Half-Life
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