| 1. |  The Beardy Penguin | 325,247 | The End | Mars Horizon #55 | 25:59 |
| 2. | Skye Storme | 266,127 | OUTER PLANETS UNLOCKED! - Ep 14 - MARS HORIZON SPACEX Gameplay / Let's Play | 37:12 |
| 3. | El Escoces gamer | 234,153 | MARS HORIZON Gameplay Español Ep 9 - CARRERA A MARTE | 41:55 |
| 4. | Auroch Digital | 80,626 | Mars Horizon 2: The Search for Life – Uncover the Secrets of the Galaxy | 0:00 |
| 5. | DDRJake | 61,220 | Mars Horizon Longplay 06 - First Humans(?) On Mars | 1:34:53 |
| 6. | The Geek Cupboard | 52,754 | A Nice Yellow Satellite | The Geek Cupboard Shorts | Mars Horizon | 0:00 |
| 7. | The Mighty Jingles | 51,635 | Casual Saturday - Mars Horizon Closed Beta | 25:18 |
| 8. | GameDragon | 45,920 | Долгожданный финал..почти.. Внутри спойлер! Прохождение Mars Horizon. Серия 20 | 24:12 |
| 9. | Colonel Failure | 39,685 | First Human In Space! Mars Horizon episode 4 | 35:36 |
| 10. | SwitchUp | 29,698 | Mars Horizon Nintendo Switch Review | 13:34 |
| 11. | Aavak After Hours | 28,927 | Aavak Streams Mars Horizon – Part 14 | 37:48 |
| 12. | ObsidianAnt | 14,950 | Mars Horizon - Closed Beta First Look | 32:34 |
| 13. | Falsey - Tycoon News | 12,349 | Tycoon Management Simulation Game News - Best New Tycoon Games and Tycoon Game Updates | 12:14 |
| 14. | James McKnight | 8,989 | China Base Guide - Mars Horizon | 5:29 |
| 15. | Danny Min | 8,911 | Mars Horizon (Series Finale) EP 34 Crewed Mars Mission | 54:51 |
| 16. | GPGH Ryan89 | 5,678 | Pluto Flyby - Mars Horizon Gameplay - Japan Let's Play | 24:29 |
| 17. | TIJ Gaming | 4,310 | MULTI-CREW ORBIT | Mars Horizon Let's Play #6 (Beta Gameplay) | 30:10 |
| 18. | Carnasa | 3,455 | Trying to get FIRST achievement in Mars Horizon as ESA - Livestream | 7:02:16 |
| 19. | Sim UK Reviews | 3,105 | [4K-UHD] FIRST LOOK Mars Horizon Gameplay | 59:31 |
| 20. | SCREEN STARS | 2,416 | Mars Horizon: PS4 Review | 8:47 |
| 21. | SwitchedOn Gaming | 2,159 | Mars Horizon Nintendo Switch tutorial - Part Two | 33:39 |
| 22. | Gaming Rules! | 2,157 | Mars Horizon - Part 2 | 1:34:37 |
| 23. | Sim UK Ultimate Realism | 1,944 | Ep.17 Mars Horizon Gameplay on PC [4K-UHD] - The FINAL STAGE of URANUS FLYBY is ERM...IMPOSSIBLE | 16:19 |
| 24. | TypicalSim | 1,022 | MARS HORIZON SWITCH! - Gameplay #2 - Going to the Moon | 20:03 |
| 25. | shirlierox | 756 | China beats everyone 👨🚀 Mars horizon daring expedition update | 27:46 |
| 26. | Frazzz | 727 | Creating Our Very Own EPIC Space Fleet | Mars Horizon | 31:11 |
| 27. | Anglaisefolle plays | 401 | Mars Horizon Part 43 HUMANS ON MARS | 38:47 |
| 28. | PointyHairedJedi | 390 | Livestream (19/11/20) // Mars Horizon / "Human Space Program" | 2:47:19 |
| 29. | HexTree | 372 | Mars Horizon Closed Beta - Low% challenge run - (March 1976 Moon landing, without any prior launch) | 56:46 |
| 30. | FallenShogun Gaming | 371 | MARS HORIZON Gameplay | Space Agency Management Simulation Game | BETA | 31:13 |
| 31. | Nemonaemo | 324 | Nemo Tries Out: Mars Horizon | 50:53 |
| 32. | Logistical | 286 | HUMANS IN SPACE | Can we win the space race? | Mars Horizon Demo (Steam Game Festival) | 40:42 |
| 33. | EGX | 225 | Can playing games help you get into space? (Mars Horizon) | 39:27 |
| 34. | Crownos | 222 | Time To Visit The Outer Planets! - Space Agency Simulator - Ep. 7 - Mars Horizon Gameplay | 2:08:01 |
| 35. | ECGadget | 203 | Mars Horizon | First Animal In Space! | #003 | 33:00 |
| 36. | TrueDeviL | 179 | Mars Horizon Demo FINAL | 30:50 |
| 37. | Strategic Simulation | 141 | Mars Horizon COMPLETE WALKTHROUGH Part 13 | 48:56 |
| 38. | Checkpoint Magazine | 132 | Mars Horizon | 23:25 |
| 39. | Doughnut Doney | 113 | Mars Horizon Ep 8: Sharman Spaceport Continues to Expand | 23:48 |
| 40. | PeterTaylorTX | 112 | Mars Horizons | Destination Mars | Livestream | 2021-01-29 | 3:51:51 |
| 41. | Xupgeeks | 106 | Mars Horizon Gameplay on the Nintendo Switch | 1:12:26 |
| 42. | JoeR247 | 104 | JoeR247 Plays Mars Horizon! - Part 5 - Mission to Mars! | 29:57 |
| 43. | Ukie | 83 | Auroch Digital (Mars Horizon) - UK Game of the Show 2020 | 1:46 |
| 44. | Simple Simon | 83 | Mars Horizon Closed Beta Space Strategy Gameplay | 28:52 |
| 45. | GusSG | 73 | Mars Horizon | EP3 | Objetivo conseguido somos los primeros!! y ahora?? | 2:02:19 |
| 46. | Mr Tom FTW | 66 | (Mis)Managing a Space Agency in Mars Horizon 🚀I'll Give It An Hour | 27:19 |
| 47. | FGsquared's Adventures | 57 | FGsquared streams Mars Horizon | Episode 06 | 1:00:46 |
| 48. | Old Man Gaming UK | 47 | Let's Play Mars Horizon Beta | 59:45 |
| 49. | Togglejam LIVE | 45 | Mars Horizon (PC) - Ground Control To Minor Inconveniance | 32:55 |
| 50. | MadLadJames | 44 | Mars horizon pt4 Japanese Speed | 1:37:49 |
| 51. | David's Retro Games | 39 | Quick Play: Mars Horizon, BAM! straight to the Moon! | 0:00 |
| 52. | GamingKin | 39 | Mars Horizon - Sending Everything to Mars! | 1:48:04 |
| 53. | YixelGaming | 38 | Mars Horizon Closed beta first into space episode 2 | 19:11 |
| 54. | Kinduci Gaming | 35 | Mars Horizon Beta Gameplay Trailer | 2:16 |
| 55. | DR MCK4YS GAMING | 21 | Mars Horizons Lets Play #1 | 53:21 |
| 56. | Stybb Gaming | 19 | Is Mars Horizon Good? | Gameplay | 12:21 |
| 57. | Yakuza Streams | 17 | The Space Race – let's fudge the timeline (Mars Horizon) | 4:25:33 |
| 58. | DauntlessGG | 16 | Dauntless Plays Mars Horizon - Ep2 | 2:15:59 |
| 59. | Dr Realgood's Gaming Channel | 12 | Mars Horizon Closed Beta First Look And Thoughts | 27:43 |
| 60. | Dude_Geode_Miner | 4 | playing for fun |Mars Horizon | 49:30 |
| 61. | SirenHellVixen | 3 | Mars Horizon gameplay - Full Stream (1) | 3:35:55 |
| 62. | Steve's Gaming | 1 | Mars Horizon - Demo - Quick Look | 52:10 |
