| 1. | Half-Life | 31,108,612 | 30.91% | 73 | 8:00:13 |
| 2. | Left 4 Dead 2 | 16,341,998 | 16.24% | 22 | 43:10 |
| 3. | Left 4 Dead | 12,047,822 | 11.97% | 15 | 42:26 |
| 4. | Half-Life 2 | 7,460,590 | 7.41% | 25 | 2:28:46 |
| 5. | Team Fortress 2 | 4,074,763 | 4.05% | 13 | 36:53 |
| 6. | Postal III | 3,391,695 | 3.37% | 1 | 12:56 |
| 7. | Doom II: Hell on Earth | 2,634,863 | 2.62% | 13 | 1:04:33 |
| 8. | Killing Floor | 2,586,049 | 2.57% | 23 | 1:55:59 |
| 9. | Black Mesa | 1,193,974 | 1.19% | 6 | 22:06 |
| 10. | Counter-Strike: Source | 1,189,010 | 1.18% | 2 | 4:47 |
| 11. | Portal 2 | 1,143,803 | 1.14% | 3 | 8:37 |
| 12. | Sonic the Hedgehog's Gameworld | 1,116,981 | 1.11% | 1 | 10:58 |
| 13. | Doom 3 | 1,029,777 | 1.02% | 3 | 17:41 |
| 14. | Cry of Fear | 976,416 | 0.97% | 3 | 16:11 |
| 15. | Zombie Panic! Source | 953,126 | 0.95% | 3 | 17:47 |
| 16. | Counter-Strike: Condition Zero | 931,576 | 0.93% | 3 | 27:33 |
| 17. | The Walking Dead: Survival Instinct | 723,538 | 0.72% | 1 | 4:28 |
| 18. | Counter-Strike | 566,424 | 0.56% | 3 | 13:11 |
| 19. | Doom | 530,203 | 0.53% | 2 | 0:33 |
| 20. | Garry's Mod | 503,798 | 0.50% | 2 | 17:36 |
| 21. | Killing Floor 2 | 501,014 | 0.50% | 3 | 12:21 |
| 22. | Doom | 470,185 | 0.47% | 2 | 4:50 |
| 23. | Counter-Strike 2 | 461,683 | 0.46% | 2 | 4:55 |
| 24. | Payday: The Heist | 415,702 | 0.41% | 4 | 16:33 |
| 25. | StarCraft II | 410,390 | 0.41% | 2 | 17:29 |
| 26. | Duke Nukem Forever | 383,015 | 0.38% | 3 | 7:25 |
| 27. | Postal 2 | 317,979 | 0.32% | 7 | 21:16 |
| 28. | Counter-Strike Online | 279,505 | 0.28% | 1 | 9:21 |
| 29. | Payday 2 | 250,317 | 0.25% | 2 | 4:02 |
| 30. | Duke Nukem 3D | 242,417 | 0.24% | 8 | 29:27 |
| 31. | Quake | 240,955 | 0.24% | 6 | 45:11 |
| 32. | Return to Castle Wolfenstein | 236,633 | 0.24% | 5 | 24:39 |
| 33. | Half-Life 2: Survivor | 194,679 | 0.19% | 3 | 19:31 |
| 34. | Quake III Arena | 182,401 | 0.18% | 1 | 6:00 |
| 35. | Wolfenstein 3D | 174,869 | 0.17% | 4 | 30:54 |
| 36. | Quake II | 163,939 | 0.16% | 3 | 31:48 |
| 37. | The DinoHunters | 145,751 | 0.14% | 3 | 24:43 |
| 38. | Devastation | 135,200 | 0.13% | 1 | 10:32 |
| 39. | SCP-087-B | 130,575 | 0.13% | 1 | 4:24 |
| 40. | Codename: Outbreak | 126,335 | 0.13% | 1 | 10:59 |
| 41. | Alcatraz: Prison Escape | 125,046 | 0.12% | 1 | 10:59 |
| 42. | Project Zomboid | 118,313 | 0.12% | 1 | 3:14 |
| 43. | X-Men: The Ravages of Apocalypse | 117,064 | 0.12% | 1 | 6:37 |
| 44. | GoldenEye 007 | 115,799 | 0.12% | 1 | 1:09 |
| 45. | The Varginha Incident | 109,732 | 0.11% | 1 | 11:00 |
| 46. | Kreed | 107,429 | 0.11% | 1 | 9:40 |
| 47. | Xenophage: Alien Bloodsport | 85,276 | 0.08% | 1 | 0:24 |
| 48. | Gore: Ultimate Soldier | 84,027 | 0.08% | 2 | 10:11 |
| 49. | Land of the Dead: Road to Fiddler's Green | 82,745 | 0.08% | 1 | 9:04 |
| 50. | Vivisector: Beast Within | 79,132 | 0.08% | 1 | 8:34 |
| 51. | Minecraft | 77,944 | 0.08% | 2 | 21:56 |
| 52. | Mace Griffin: Bounty Hunter | 74,535 | 0.07% | 1 | 13:38 |
| 53. | Dead Space | 66,869 | 0.07% | 1 | 2:32 |
| 54. | Patriots: A Nation Under Fire | 63,531 | 0.06% | 1 | 11:21 |
| 55. | Half-Life: Source | 59,966 | 0.06% | 1 | 1:03 |
| 56. | Nitro Family | 58,018 | 0.06% | 1 | 12:01 |
| 57. | Super 3D Noah's Ark | 57,616 | 0.06% | 2 | 3:46 |
| 58. | Blake Stone: Aliens of Gold | 56,707 | 0.06% | 1 | 0:08 |
| 59. | Resident Evil 4 | 55,514 | 0.06% | 1 | 1:05 |
| 60. | StarCraft | 54,074 | 0.05% | 1 | 6:43 |
| 61. | Serious Sam 4 | 53,567 | 0.05% | 1 | 11:00 |
| 62. | Mortal Kombat Gold | 53,443 | 0.05% | 1 | 1:24 |
| 63. | Vietnam: Black Ops | 52,668 | 0.05% | 1 | 11:53 |
| 64. | Revolution | 52,012 | 0.05% | 1 | 9:09 |
| 65. | Hades 2 | 46,207 | 0.05% | 1 | 11:00 |
| 66. | Ninja Reflex | 41,103 | 0.04% | 1 | 0:10 |
| 67. | Doom 64 | 39,369 | 0.04% | 1 | 6:58 |
| 68. | ZPC | 38,698 | 0.04% | 1 | 10:20 |
| 69. | Eradicator | 36,875 | 0.04% | 1 | 10:26 |
| 70. | CyClones | 36,177 | 0.04% | 1 | 8:49 |
| 71. | Lips | 34,963 | 0.03% | 1 | 13:17 |
| 72. | Secret Service 2 | 34,750 | 0.03% | 1 | 11:27 |
| 73. | Red Orchestra 2: Heroes of Stalingrad | 34,261 | 0.03% | 2 | 2:55 |
| 74. | FDNY Firefighter: American Hero | 33,866 | 0.03% | 1 | 9:27 |
| 75. | Operation: Matriarchy | 33,462 | 0.03% | 1 | 7:58 |
| 76. | Body Count | 32,019 | 0.03% | 1 | 7:53 |
| 77. | Homefront | 30,421 | 0.03% | 1 | 4:28 |
| 78. | SiN Episodes | 29,937 | 0.03% | 2 | 27:14 |
| 79. | Hades | 29,722 | 0.03% | 1 | 9:42 |
| 80. | Dear Esther | 29,231 | 0.03% | 1 | 1:40 |
| 81. | Assassin 2015 | 29,070 | 0.03% | 1 | 9:00 |
| 82. | Rising Storm | 28,209 | 0.03% | 2 | 3:22 |
| 83. | Spider-Man Cartoon Maker | 28,024 | 0.03% | 1 | 2:54 |
| 84. | The War in Heaven | 23,226 | 0.02% | 1 | 9:34 |
| 85. | Alien Swarm | 22,430 | 0.02% | 1 | 3:57 |
| 86. | Aliens: Colonial Marines | 22,415 | 0.02% | 1 | 1:20 |
| 87. | Five Nights at Freddy's | 22,387 | 0.02% | 1 | 1:22 |
| 88. | Hexen | 22,016 | 0.02% | 1 | 9:59 |
| 89. | Serious Sam: The Greek Encounter | 21,050 | 0.02% | 1 | 13:52 |
| 90. | Zombie Master | 20,876 | 0.02% | 1 | 1:16 |
| 91. | Rise of the Triad | 20,589 | 0.02% | 1 | 0:49 |
| 92. | Revelations 2012 | 19,664 | 0.02% | 1 | 7:37 |
| 93. | Serious Sam 3: BFE | 19,509 | 0.02% | 1 | 0:55 |
| 94. | Chip's Challenge | 19,464 | 0.02% | 1 | 8:18 |
| 95. | Eternal Destiny | 19,222 | 0.02% | 1 | 10:03 |
| 96. | Cyberdillo | 18,367 | 0.02% | 1 | 10:16 |
| 97. | Paladins | 16,990 | 0.02% | 1 | 10:24 |
| 98. | Depth Dwellers | 16,504 | 0.02% | 1 | 5:25 |
| 99. | Sonic CD | 15,483 | 0.02% | 1 | 6:58 |
| 100. | Turok: Dinosaur Hunter | 15,400 | 0.02% | 1 | 3:57 |
