| 1. |  PietSmiet | 105,482 | Trashnight # 75 - Alien Swarm - Let's Play Trashnight | HD | 31:52 |
| 2. | Drabu | 33,037 | Let's Play Alien Swarm #010 Letzte Worte [Together] [Deutsch] [Full-HD] | 1:55 |
| 3. |  mikelat | 26,650 | Let's Play Alien Swarm - Part 5 [CO-OP] | 20:34 |
| 4. |  The 8-Bit Arcade | 9,799 | Ben 10 Alien Swarm: Swarm Smash - Battle the Alien Swarm as Humungousaur (Cartoon Network Games) | 10:38 |
| 5. | veriax | 8,183 | Let's Play Alien Swarm co-op (V, Dave, Juke, Winston) | 1:57:45 |
| 6. | Dad's Gaming Addiction | 7,196 | DGA Plays: Alien Swarm: Reactive Drop (Ep. 2 - Gameplay / Let's Play) | 17:56 |
| 7. | THCsGameChannel | 6,065 | [#13/13] Let's Play Alien Swarm! by THC [German][HD] | 31:05 |
| 8. | Hateworkboy | 4,753 | Let's Play Alien Swarm part 1 | 11:00 |
| 9. |  slorgs | 4,056 | Alien Swarm 4 player co-op Playthrough Level 7 (with wittering) | 9:14 |
| 10. |  lcfreezer | 4,050 | Alien Swarm: Reactive Drop (PC) - Bonus Mission 7 Gameplay Playthrough | 18:21 |
| 11. | The CyKnight | 4,023 | THE LAST STAND PC Full Gameplay Playthrough (With Commentary & Reactions) - No Rest For The Weary | 35:25 |
| 12. | Old Bunny | 3,982 | Alien Swarm Reactive Drop beste of Failed/Let's play mit ly, FAQ-Off, TOM.X.Y | 5:51 |
| 13. | Xonze | 3,599 | Alien Swarm Playthrough Part 8 - Game. | 3:52 |
| 14. | UnkemptCube | 3,310 | Let's Play Alien Swarm: Reactive Drop Co-op - Part 4 - Teamwork Makes the Dream Work | 21:14 |
| 15. | SitzenLP | VenniBee | 3,281 | Let's Play Together Alien Swarm #006 Finally HD | 14:36 |
| 16. | Instant Replay Live | 3,091 | IRL - Channel Trailer 2 - First 5 Months! | 1:53 |
| 17. | Mah-Dry-Bread - Gameplay & Streams! | 2,551 | Let's Play Alien Swarm with Mah-Dry-Bread Part 7 | 10:57 |
| 18. |  FSXNOOB - GAMES ﹠ AVIATION | 2,196 | Recruits Alpha Gameplay Missions PC HD | 7:09 |
| 19. | Silly Gooses Comics & Games | 1,980 | Let's Play Together Borderlands - 95 - The final boss and the end! | 13:21 |
| 20. | NerdStar | 1,954 | Alien Swarm (Sgt. Rumpel & TrollinLP) 3/3 - NerdStar in Gefahr | 28:00 |
| 21. |  MortHomoчка | 1,849 | Alien Swarm Reactive Drop # 18 - УТОНУТЬ ЛИ НАМ В ЛАВЕ? - кооператив на русском | 40:31 |
| 22. | Gerugon | 1,823 | Factorio #100 - Alienswarm - Let's Play Deutsch Vanilla | 14:58 |
| 23. | Scarbeus | 1,752 | Alien Swarm: Reactive Drop - Gameplay #12: Summoning Circles? | 24:31 |
| 24. |  Route95 | 1,580 | Czech Let's Play - Alien Swarm [Final Mission 7] | 9:24 |
| 25. | 7gamex | 1,346 | Let's Play Alien Swarm - Part 9 | 5:29 |
| 26. | photonman41 | 1,283 | Let's Play Alien Swarm Part 7 | 25:31 |
| 27. | DadBod Gaming & Collectibles | 1,269 | Alien Swarm Masterpiece sculpture from The Bradford Exchange | 4:42 |
| 28. | HDPLAYR | 1,155 | Recruits (Alpha Build) - Squad Based Top Down Shooter (Commentary) | 4:16 |
| 29. | TrojanFoxx | 1,069 | Alien Swarm Hard Playthrough: Mission 7 - Timor Station | 10:56 |
| 30. | Lelek | 1,019 | Czech Let's Play Alien Swarm | 1. Díl | Bukk94, Vetrik84 | 26:16 |
| 31. |  someone else plays | 981 | 8-Bit Invaders! | Marines - Ep. 4 - Alien swarm! | (Let's play/PC gameplay/campaign) | 17:48 |
| 32. | Brian Porter | 888 | Let's Play Alien Swarm Part 7 | 11:07 |
| 33. | Skumbag Entertainment | 795 | Lets Play Together Alien Swarm - #8 Outtakes und Replays | 13:24 |
| 34. | IMetalLordI | 744 | Let's Play Together Alien Swarm (german blind) #11 | 17:55 |
| 35. |  Percy | 615 | Alien Swarm : Rapidité d'evacutation| FIN - Let's Play COOP FR HD | 20:15 |
| 36. | Timpedia | 569 | Let's Play Quickie: Alien Swarm with The Fans! | 39:01 |
| 37. |  NeoTyrant | 560 | Alien swarm hard playthrough Part 17 Finale | 6:02 |
| 38. | shadowzack | 514 | ★ Borderlands 2 Co-Op Playthrough - Part 8 | 19:45 |
| 39. |  Bloodyplant | 505 | Let's Play Alien Swarm: Reactive Drop with MLP Mod [Brutal Onslaught Diff - FF Hardcore] EP1 | 1:08:50 |
| 40. | MrKataPhi | 459 | Alien Swarm #08 - Wenn nichts mehr geht, geht 'ne Atombombe! ► Let's Play Together: Alien Swarm | 19:12 |
| 41. | MoinGonschi | 427 | Alien Swarm - Free2Play - Angezockt - Spiele nicht mit jedem [deutsch][HD][Let's Play] | 28:49 |
| 42. | Gadu Gaming | 385 | GG - Alien Swarm - Let's Play #03 Final | 25:01 |
| 43. | Shadefyre | 354 | Let's Play Alien Swarm Ep.7½ (4-Person Co-Op) | 9:45 |
| 44. |  Ertyez | 331 | Alien Swarm with Rapolas and DoubleJ | Welp.. we're screwed. | 9:00 |
| 45. | October 19 | 320 | Alien Swarm: Reactive Drop - играю с друзьями! Лучший бесплатный кооператив | 4:07 |
| 46. |  Player2.net.au | 320 | Player 2 Plays - Alien Swarm: Reactive Drop | 35:19 |
| 47. |  Izzat Plays | 304 | Area 9800 Power Plant's Generator - Izzat Plays Alien Swarm Reactive Drop Episode #19 | 5:51 |
| 48. | lpSTUMPFistTRUMPF | 300 | Lets Play Alien Swarm im Coop 1080p (deutsch) Part 002 - "Angriff ist die tödlichste Verteidigung" | 23:17 |
| 49. | ParanoeX | 270 | Let's Play Alien Swarm Mainos | 0:44 |
| 50. |  Pottux | 264 | Alien swarm Playthrough. Deima surface bridge | 5:20 |
| 51. | Virtline | 260 | 4 Freaks Gameplays: Alien Swarm Co-op Misión 7 [FINAL] | 11:57 |
| 52. | Astatic | 260 | ALIEN SWARM | Immer diese Randoms | Let's Play Alien Swarm #02 German Gameplay | 16:37 |
| 53. | Chax92 | 256 | Lets Play Together - Alien Swarm [3] | 13:02 |
| 54. | BoothMiltTony | 255 | Let's play Knight Shift #039 - Die große Armee greift an! | 10:01 |
| 55. |  Mr_Punctual | 234 | Alien Swarm Reactive Drop | My Steam Library | 14:44 |
| 56. | Firefly Rob | 225 | Let's Play - Alien Swarm PC HD - Offline Practice Part 2 w/commentary | 3:50 |
| 57. | Hube Tube | 219 | [Let's Play] Alien Swarm #09 - Kanalisation! [Deutsch] | 14:24 |
| 58. | Auron | 207 | Let's Play PC - Alien Swarm COOP à 4 #5 - HD FR | 18:12 |
| 59. | TheNeoflame | 197 | Let's Play Together Alienswarm - 1 Stunden Special | 1:02:54 |
| 60. | RetsuPurei(Let'sPlay) | 189 | Alien Swarm Playthrough Επεισόδιο #6 | 20:16 |
| 61. | overrock90 | 184 | Let's Play Together Alien Swarm [blind] Part 11 (Finale) - Schnell weg von hier! | 22:07 |
| 62. | Ludum Delectamentum | 182 | Hypovolemia 0.1 Alpha HD Gameplay Deathmatch | 10:07 |
| 63. | ITC Community | 171 | Let's Play: Alien Swarm - Mission 7 | 12:11 |
| 64. | AveragePotential | 170 | Let's Play: Alien Swarm DOODLES | 5:29 |
| 65. | Dirtynap | 162 | Alien Swarm Lets play w/Scavenger, xSyrum & Tanisaurus - Part 4 | 12:23 |
| 66. | BetaGott | 154 | Lets Play Together Alien Swarm (006) - Timor Station Failparade | 13:48 |
| 67. |  The Donkeypits | 152 | SAM'S DREAM SCENARIO | Let's Play: Alien Swarm Reactive Drop Part 7 | 15:09 |
| 68. | UWG Nick | 150 | UWG One-Off! Nick and Fiwwe play Alien Swarm: Reactive drop! | 51:35 |
| 69. | Spielkinder | 143 | Alien Swarm Reactive Drop #4 - Let's Play Koop | 17:54 |
| 70. | Saga Deviants | 140 | Pre-qual to Starcraft? Lets play Alien Swarm! #1 | 11:36 |
| 71. |  LiGhT'n'DaRk | 135 | Let's play Actuales... (5) | 12:40 |
| 72. | Subculture Times | 134 | Let's Play Something: Alien Swarm Part 7 | 8:47 |
| 73. | Spazzychalk Variety Gaming | 129 | GAME ENDING + FINAL BOSS FIGHT LEVEL 12 FullBlast | 4:08 |
| 74. | Medavelvan | 126 | Alien Swarm with Artnaiv (Complete Playthrough) | 1:49:00 |
| 75. | WhiteFalcon Plays | 121 | Alien Swarm: Reactive Drop | EP02 | CO-OP | GamePlay | Let's Play | (Alien Shooter) | 1:40:59 |
| 76. | TheOnlyFreed | 117 | Lets Play together Alien Swarm #5 - Lachflash | 13:49 |
| 77. |  Abseudus | 113 | LPT Alien Swarm #009 - Geht sich das aus? | 14:15 |
| 78. | JohnDoeLP | 107 | Let's Play Together Alien Swarm [Deutsch] [HD] # 4 Zwecki und der Bergbaulaser Vorläufiges Ende | 21:55 |
| 79. | Revile2nr | 104 | Alien Swarm: Reactive Drop - Lets Play This! (Gameplay / Commentary) | 20:57 |
| 80. | HorizenGameOn | 102 | Alien Swarm - Jacob's Rest(full game) - A noob plays Alien Swarm Jacob's Rest | 1:05:47 |
| 81. | Адекватный LETS PLAY | 96 | ALiEN SWARM - Кооперативное Прохождение || AniZel, MayCatPlay, Адекватный LetSPlay | 27:34 |
| 82. | IamtheRedcap | 95 | The Safe Word is Pumpkin - Alien Swarm: Reactive Drop [Jacob's Rest Playthrough] | 17:29 |
| 83. | cirshiLP | 93 | Let`s Play together Alien Swarm # 4 Das Ende (Deutsch/HD) | 15:38 |
| 84. | DivisionZeroWoW | 92 | They Just Keep Coming!! Let's Play Alien Swarm!! Campaign Part 11 | 11:54 |
| 85. | True Friends Gaming | 90 | Alien Swarm | Part 7 | The End! | 19:17 |
| 86. | BakermanLP | 89 | Let's Test - Alien Swarm CoOp Multiplayer | 1:01:09 |
| 87. | PainShifterHD | 85 | Let's Play Together: Alien Swarm - Ferris, die hübsche gegen die Alienhorden [HD/Deutsch] | 30:37 |
| 88. |  Kevlar830 | 82 | [CANCELLED] GKC Playthrough - Alien Swarm Ep. 2 - Deadspèce de monstre ! | 21:16 |
| 89. | EvGamerOfficial | 82 | Alien Swarm - Let's play (part 4) | 8:38 |
| 90. | Palorian | 80 | Let's play Alien Swarm [Teil4] BleedingGears | 7:47 |
| 91. | BlackNW | 73 | Let's Play Alien Swarm "SENTRY GUNS!!" w/Vipes (1) | 5:34 |
| 92. |  Darsch | 72 | Alien Swarm #2 - [DarschTV Crew] - Let's play ITA | 2:32:41 |
| 93. | Pocketpac | 67 | MrPocketpac: Alien Swarm Rambo in 1st person, single player, god help us all | 15:23 |
| 94. | Miss Missy (LPs) | 65 | Alien Swarm ❤ #005 - Die IAF-Tesla-Kanone ❤ Let's Play Together | 12:01 |
| 95. | RobbelRoot | 64 | Let's Play Together - Alien Swarm #1 [GER] [FULL-HD] | 14:54 |
| 96. | OxnamGaming08 | 63 | Alien Swarm but better-Ben 10: Protector of Earth-Part 15 (let's play) | 11:17 |
| 97. | Ninjoker | 60 | Alien Swarn Complete Playthrough With evilninjakid and hellozy | 1:23:16 |
| 98. | AdamZeZ | 59 | Let's Play Alien Swarm (Cmon lets play it) | 1:18 |
| 99. | Natendo | 58 | Let's Play Alien Swarm: Episode 1 Commercials? YES! | 49:07 |
| 100. | MPPCGamesHD | 57 | Alien Swarm Reactive Drop | Second Look xD | 20:18 |
