| 1. |  FrozenFoxy | 301,770 | Let's Play X-COM UFO Defense - Part 61 | 19:59 |
| 2. | GeneralConfusionPlays | 250,835 | Let's Play X COM: UFO Defense (OpenXCom) Part 8 - Chryssalid Conundrums | 1:10:09 |
| 3. | aulddragon | 198,998 | The X-Com Files (Veteran/Stream) — Part 144 - Malpractice Investigation | 41:32 |
| 4. |  Meridian | 123,347 | Let's play OpenXcom Area 51 [85] The Missing Stuff | 41:15 |
| 5. |  Kikoskia | 102,574 | Let's Play X-Com UFO Defense Again 65: This one's for Barry | 15:03 |
| 6. | spiritualguru | 98,640 | Let's play: X-Com - Antarctic Superhuman Challenge Part 34 | 9:01 |
| 7. |  march12314 | 68,587 | X-COM: UFO Defense (PlayStation) - Base Defense [Jan 14th] | 37:50 |
| 8. | Lord Finisher | 57,112 | Let's Play X-COM: UFO Defense - Superhuman Antarctica Challenge - #101 - Final Victory | 2:57 |
| 9. |  MetalCanyon | 46,265 | Let's Play UFO Defense [Live Stream](part 15 - The Alien Brain [final]) | 32:12 |
| 10. | TheTolhe | 45,481 | Let's Play X-Com UFO Defense ( With Chesster ): LP Retrospective | 20:31 |
| 11. | BattleBunny | 45,198 | Let's Play OpenXCOM (Superhuman, Unmodded) part 69 (bonus) | 4:49 |
| 12. | Nookrium | 31,694 | Let's Play X-Com UFO Defense - (#51b) The Finale: All Good Things... | 29:12 |
| 13. |  MartinSpielt | 31,505 | Let's Play X-COM: UFO Defense #5 - Reboot | 36:10 |
| 14. |  TorNis Entertainment | 30,278 | Phoenix Point Year One Edition (Legend/Ironman) - Season 3 Day 32 Part 2 | 1:12:01 |
| 15. | LST Retro Gaming Videos | 29,427 | UFO: ENEMY UNKNOWN - 65 - Let's Play [Deutsch] - Erik und die deutsche Mentalität | 26:47 |
| 16. | TheGamakazi | 28,523 | (REUPLOAD) Let's Play The X-COM Files: Part 100 The Start Of ADVENT | 34:23 |
| 17. | Silly Gooses Comics & Games | 25,844 | Let's Play X-Com: UFO Defense - 15 - Where are all the UFOs? | 29:36 |
| 18. | Starving Poet | 25,805 | X-Com Files #85 - Hybrids | 1:30:28 |
| 19. | Nemonaemo | 24,582 | Nemo Plays: OpenXCOM 40k #63 - It's Going To Be A Terminator Base | 30:58 |
| 20. | Sleepyjo2 | 15,781 | Let's Play - X-COM: UFO Defense - 15 - Lazyjo2, Terror Mission, The End | 27:47 |
| 21. | GameTube | 13,746 | Let's Play X-COM: UFO Defense / UFO: Enemy Unknown - Solo-LP auf MartinSpielt | 57:53 |
| 22. | Dopelives | 13,637 | [Dopefish] X-Com - Part 15 - A Fresh Start | 36:37 |
| 23. |  Ace The Brave | 12,174 | [NEL CUORE DELL'EXALT] #LetsPlayITA 🔴 The XCOM-Files #086 | 58:19 |
| 24. | Shadowhawk | 8,656 | -01- Open X-com: UFO Defence - Pacifist Challenge | 1:59:50 |
| 25. | eXplorminate | 8,565 | Let's Play X-Com: UFO Defense.#20. Cydonia or Victory 2/2 | 23:28 |
| 26. |  KonfluxGames | 7,995 | Let's Play X-COM Superhuman Antarctica Challenge 61: Under Attack | 9:39 |
| 27. | LetsPlays789 | 6,327 | Let's Play X-Com UFO Defense | Part 27: Finale - Close Call | 13:23 |
| 28. | Lokoklouse | 5,886 | Let's Play X-COM UFO Defence Part 73 The Finale | 11:17 |
| 29. | Power Bar | 5,858 | Let's Play X-Com UFO Defense Part 1 - The start! | 10:56 |
| 30. | Michael Disley | 4,946 | OpenXCom | 108 | Cydonia, Part 2 [END] | 37:23 |
| 31. | World of Electronics. AsH channel | 4,872 | Playstation - X-COM | 4:59 |
| 32. | ClosetYeti | 4,531 | This WILL NOT End Well | UFO: Enemy Unknown Ep. 1 | 16:51 |
| 33. |  Beyond Reality [CD10] | 4,333 | Let's Play - XCOM: UFO Defence (Part 20) | 9:33 |
| 34. | Bormac | 4,117 | Let's Play X-Piratez 40 | 20:35 |
| 35. | DWTerminator | 3,726 | Let's Play X-Com: UFO Defense (Retry) Part 10: You think vigilance is your ally? | 11:38 |
| 36. | MinotaurZombie | 2,795 | Let's Play X-COM UFO Defense - S20 Cydonia or Bust! | 33:49 |
| 37. | Chay Plays | 2,625 | Chay Plays OpenXcom FMP Episode 39: Mars, Attacked! | 1:00:55 |
| 38. | NightmareAWL | 2,515 | X-COM: Steam FPS Help | 4:16 |
| 39. |  Ghooostie | 2,322 | #29-Let's play X-Com : UFO Defense Ep 7 - Part 5/5 | 40:06 |
| 40. | IkiFoo | 2,147 | Let's Play X-COM: UFO Defense (FINALE) | 35:17 |
| 41. | Northgate | 1,975 | MiB UFO - 312 - XCOM Files / OpenXcom - Deutsch / German Let's Play | 34:41 |
| 42. | Shellibix | 1,851 | Let's Play X-COM UFO Defense - Part 14 (Finale) | 1:05:18 |
| 43. | ChazDragoon | 1,693 | Chaz Plays...LIVE!: XCom Finale (FINAL) | 9:45 |
| 44. | Visual Novelty | 1,682 | Let's Play X-Com: UFO Defense Part 42: Divide And Conquer! | 15:09 |
| 45. | Jorbs | 1,663 | JoINrbs Plays OPEN XCOM 1.0, Episode Two | 4:50:13 |
| 46. | Vizzed Gameplay Videos | 1,458 | X-COM: UFO Defense UFO Ground Assault -Abductor(PS1 / PlayStation) - Vizzed.com GamePlay | 13:42 |
| 47. | TychoCelchuuu | 1,386 | Let's Play X-COM Episode 9 - Fighting in a Winter Wonderland | 41:51 |
| 48. | Wanderbots | 1,306 | How Do I Gun? - Let's Play Open XCOM UFO Defense [Patreon Sponsored] - Part 1 | 24:07 |
| 49. |  Applodeon | 1,231 | Let's Play 'Ironman' X-Com (OpenXCom) - 97 [END] | 50:05 |
| 50. | NESgamer190 | 1,135 | Let's Play UFO TTS (Human 2) | 46:25 |
| 51. | Shaft Shambler | 1,099 | OpenXcom | X-COM: UFO Defense | PC | #49 Cydonia | 42:30 |
| 52. | Lord Daveed | 1,097 | Lets Play X-COM UFO Defense - Part 73 THE KNIGHTS OF CYDONIA! (Finale) | 59:21 |
| 53. | Southern Gaming Dude | 848 | SGD Plays Open X-Com Ironman #65 | Floater Problems | 17:00 |
| 54. | DoctorPirx | 786 | Let's Play X-COM UFO Enemy Unknown [DE] 58 Gutting the Battleship | 29:54 |
| 55. | PugmanPlays | 745 | UFO Enemy Unknown. XCOM UFO Defense. Complete Playthrough Co-op Commentary. Part 7 | 55:07 |
| 56. | RPGLoony | 687 | Let's Play X-Com UFO Defense Part #011 The Culling | 1:49:13 |
| 57. | Zyphreium | 682 | Let's Play X-COM: UFO Defense Ep19 | 43:13 |
| 58. | Acciyn | 652 | Let's Play X-Com: UFO Defense - 04 (Terror Down Under) | 43:55 |
| 59. | der_Baron | 634 | Let's Play X-COM: UFO Defense - [ger] [60fps] [gameplay] #105 - es geht voran | 21:24 |
| 60. | TheShadowCookie | 627 | Let's Play X-Com UFO Challenge 117: Alien Abductor | 23:15 |
| 61. | SamuraiTX90 | 618 | X-COM: UFO Defense Interactive Stream Cydonia Or Bust! | 2:36:08 |
| 62. | sydkas | 565 | Let's Play XCOM: Ufo Defense #119 (Ende) | 34:54 |
| 63. |  GandalfJugon | 480 | X-COM: UFO Defense (Playstation) | 29:21 |
| 64. | Bajamamut | 439 | Juguemos a UFO: Enemy Unknown / X-COM: UFO Defense 34 - Tres golpes de suerte | 37:49 |
| 65. | Marstead | 362 | ▶️ Start Playthrough - XCOM: UFO Defense [Blind] (Episode 1) | 1:02:25 |
| 66. | Screen Shooters | 346 | [ Flashback ] Rick Dangerous (1989) - Commodore 64 | 14:02 |
| 67. | Game kNight Plays | 339 | These aliens are scary! | X-COM: UFO Defense - Let's Play E01 - [OpenXcom] [Gameplay] | 2:13:42 |
| 68. | Willy Wonka | 338 | Let's Play │ UFO:EU │ 14 │ Kevin! | 23:21 |
| 69. |  Zemalf | 330 | 36 | UFO: ENEMY UNKNOWN | Landing Site-30 cont. | 1:07:38 |
| 70. | Helmet Hair | 327 | Let's Play OpenXcom: Part 43 - MiB HQ | 33:53 |
| 71. | jnwestray78 | 240 | Let's Play X-COM: UFO Defense (part 2) | 28:51 |
| 72. | karotistik | 227 | X-Com UFO Defense for Playstation (Rare) | 2:09 |
| 73. | Brothers Forge Gaming | 221 | Xcom: UFO Defense (PS1) | Pt.3 | Save the World | EZ Plays | 2:33:37 |
| 74. | Byte Sized Quests | 186 | Retro X-Com UFO Defense on the Steam Deck! Yes it plays with janky controls to get used to! | 10:27 |
| 75. | Great Gaming Moments | 179 | X-COM: UFO Defense - Intro / Opening - PlayStation Version (PS1 - 1995) | 0:58 |
| 76. | Odo O ́Connor | 171 | Lets Play X-Com - Terror in Shanghai und alles läuft schief (deutsch) part029 | 28:21 |
| 77. | Satishu | 170 | X-COM: UFO Defense #74 | 19:16 |
| 78. | OleSchool Gamers | 162 | Lets Play X-COM UFO Defense on PlayStation 1 | 2:25:32 |
| 79. | Felover3 | 154 | Let's Play XCOM UFO Defense Part 1 | 48:12 |
| 80. | JacksawJack | 153 | Let's Play X-Com: UFO Defense (Finale) | 16:53 |
| 81. | PurpleBubba the Storytelling Gamer | 126 | PB Plays XCom Ufo Defense / Enemy Unknown - Episode 19 - Panic At The CyberDisco | 56:55 |
| 82. | NorthN’Grey►Play | 122 | X Com: UFO Defense - САМЫЕ КОСЫЕ ВОИНЫ ЗЕМЛИ! БОЙСЯ ПРИШЕЛЕЦ! | 41:29 |
| 83. | Greydawn | 89 | Let's Play X-Com UFO Defense - Part 2: Causualties | 19:26 |
| 84. | Heiach | 80 | Let's Try XCOM: UFO Defence (OpenXcom) - Welcome To XCOM! | 14:19 |
| 85. | Quilly DM | 79 | Lets Play OpenXCOM (New Zealand Challenge) Ep 4: Under Siege | 33:16 |
| 86. | FallenPrise | 75 | Dos is Dead X-Com | 27:31 |
| 87. | Retro Gaming Junction | 67 | Let's Play X-Com: UFO Defense / UFO: Enemy Unknown - openxcom | 2:28:01 |
| 88. | LrdAsmodeous | 66 | Let's Play XCOM Part 7 (Welcome to May) | 30:00 |
| 89. |  fingusa | 64 | UFO: Enemy Unknown - OpenXCOM - Part 04 - American Last Stand | 3:56:16 |
| 90. | Kaitoace1988 | 59 | Lets Play Xcom Ufo Defense Ironman Mode part 11 Das Ende | 1:32:25 |
| 91. | DStratro | 53 | Let's Play OPENXCOM #1 - TRY NOT TO DIE! | 46:27 |
| 92. | Honki Tonk | 52 | Aufnahmefail UFO - Enemy Unknown Intro | 1:35 |
| 93. | VIDEOGAMING NINJA | 47 | USA Base Setup 3, 01-31 Jan 1999 – X-COM: UFO Defense (1994), Playthrough 1-1 | 11:32 |
| 94. | Watercloak1 | 31 | Let's Play X-COM UFO Defense Test Video | 6:15 |
| 95. | Einfach Videospiele | 28 | UFO: Enemy Unknown / X-COM: UFO Defense (PS1) Gameplay - Angezockt (1995) | 42:07 |
| 96. | GamingStooges | 24 | Let's Play X-COM: UFO Defense - Part 6 - Sequel Talk | 18:30 |
| 97. | MKMD | 23 | Lets Play OpenX-Com Episode 20 | 1:09:01 |
| 98. | ImagesOfAustin | 20 | Let's Play X Com Ufo Defense 1: Creating a base | 9:13 |
| 99. | Ogiwon TV | 20 | E38 X-Com Files: Doctor Alpha Hideout on November 09 1998 | 1:24:01 |
| 100. | PlayStation FMV Preservation | 14 | X-Com - UFO Defense (USA) :: HD Enhanced FMV (PlayStation) | 4:32 |
