| 1. |  Archblade | 7:38:07 | Alien Swarm: Reactive Drop [w/friends] | 21st September, 2019 | 6:24:50 |
| 2. | Kaaizen69 | 5:04:31 | Alien Swarm | 5:04:31 |
| 3. | Astro Plays | 2:36:07 | Astro Streams: Overwatch like a scrublord, but Alien Swarm like a champ | 2:36:07 |
| 4. | WhiteFalcon Plays | 2:11:03 | Alien Swarm: Reactive Drop | EP02 | CO-OP | GamePlay | Let's Play | (Alien Shooter) | 1:40:59 |
| 5. | SHOTSY2222 | 1:50:53 | I HATE THIS MAZE - Alien Swarm Reactive Drop (ONLINE) With Live Commentary + Thoughts | 1:50:53 |
| 6. | Azurak Ravena | 1:18:31 | Alien Swarm Reactive Drop Ep 4 - Hordes | 11:48 |
| 7. | Aexcery | 1:08:47 | KILL THEM!! | Alien Swarm | 9:10 |
| 8. | Gamerholics Anonymous | 1:08:08 | Kicking Alien Butt || Alien Swarm: Reactive Drop Co-Op Gameplay (8 Player) || #1 | 26:32 |
| 9. | Haruyuki | 1:04:37 | 【Alien Swarm: Reactive Drop】Weird aliens are about! - Twitch VOD | 1:04:37 |
| 10. | Skorritar | 1:04:11 | Noob Tube Alien Swarm LAN Night | 1:04:11 |
| 11. | Lord Trollington | 58:51 | Alien Swarm Reactive Drop - Warthog Run | 13:37 |
| 12. | Neg4tiveKD | 50:04 | Alien Swarm with tha bois! | 50:04 |
| 13. | Dirtynap | 47:32 | Alien Swarm Lets play w/Scavenger, xSyrum & Tanisaurus - Part 4 | 12:23 |
| 14. | Nu Level Nerds | 42:26 | Nu Level Nerds Play Alien Swarm | 42:26 |
| 15. | Soggy. D. Friends | 39:39 | alien'ing swarm | 39:39 |
| 16. | Player2.net.au | 35:19 | Player 2 Plays - Alien Swarm: Reactive Drop | 35:19 |
| 17. | SolarGaming | 23:38 | Alien Swarm: Reactive Drop - TECH MEDIC DUO! - Funny Moments (w/ Ronsolo) | 14:01 |
| 18. | PsychoSweetHeart GaminG | 22:56 | Alien Swarm | 22:56 |
| 19. | Szamer | 21:22 | Alien Swarm: Mission 1 | Coop w/ Sinnirgy | 21:22 |
| 20. | charlie brownau | 16:02 | Alien Swarm coop steam buddies adventures Part 3 | 5:58 |
| 21. | Mystik | 15:19 | Alien Swarm: Reactive Drop Gameplay! | 15:19 |
| 22. | Furios Ethan | 13:20 | aliens in an cod zombie type | 13:20 |
| 23. | CommandoSquishy | 12:15 | Alien Swarm Funny Moments W/Friends-Voice Changer Fun & Ending Clutch | 12:15 |
| 24. | Eiri Sanada Ch. | 11:48 | Alien Swarm: Reactive Drop - Medic Gameplay (Tears for Tarnor: Insertion Point) | 5:38 |
| 25. | ThreeGuysCo-op | 11:41 | The Dangers of Doors in Alien Swarm: Reactive Drop | 11:41 |
| 26. | NahManacles | 10:06 | Falling For Every Trap - Alien Swarm Reactive Drop with Friends | 10:06 |
| 27. | Scrub | 9:44 | QUICK! BUZZ! LOOK! AN ALIEN! | 9:44 |
| 28. | FelkonEXE | 7:28 | Trying NOT to shoot each other in Alien Swarm | 7:28 |
| 29. | ConflictOCE | 7:00 | Alien Swarm but we aren't fit for the job | 7:00 |
| 30. | JustBS | 0:59 | TF2 - Painting Alien Swarm Parasite | 0:59 |
| 31. | DeltaTech | 0:00 | Alien Swarm Gameplay | 0:00 |
| 32. | Ben Pabian | 0:00 | Can You Win a Game of Deadlock Using ONLY Spirit Items? | 0:00 |
