| 1. |  Blue Television Games | 7,940,475 | 16-Bit Mario Attacks 8-Bit Mario?! (Mari0) | 28:10 |
| 2. | Rooster Teeth | 7,165,983 | Let's Play - Mari0 Part 3 - With Geoff, Michael, Gavin, and Ryan | Rooster Teeth | 16:41 |
| 3. | Markiplier | 2,704,953 | Mari0 | 7:26 |
| 4. | CaptainSparklez | 2,569,185 | Let's Play Mari0: Friggin' Lazers - Part 4 | 20:21 |
| 5. |  Pepe el Mago Juega | 1,953,512 | UN LUIGI DEMONÍACO ME PERSIGUE !! - Mario PC Port Remastered (Mari0) con Pepe el Mago | 30:02 |
| 6. |  Enes Batur | 1,721,273 | MARİO+PORTAL!! - Mari0 Kardeşimle | 12:43 |
| 7. |  ViteC ► Play | 1,484,567 | МАРИО + ПОРТАЛ = ? ► Portal Mario | 17:32 |
| 8. | dwangoAC, keeper of TASBot | 1,290,195 | What if we gave Mario a Portal gun then made a TAS? TASBot plays Mari0 at AGDQ 2019 | 22:51 |
| 9. |  EthGoesBOOM | 1,031,141 | BB PLAYS: MariO | 7:27 |
| 10. |  OfficialNerdCubed | 743,964 | Nerd³'s Three Free Games Friday - 3 | 18:06 |
| 11. |  Coisa de Nerd | 557,604 | Live #02 (parte 1) - Mari0 (Mario + Portal). | 10:21 |
| 12. | Kaze Emanuar | 420,435 | Mari0 64 (Minihack) Release Trailer | 4:17 |
| 13. |  Scyushi | 413,850 | Mari0rtal Multiplayer Ending! | 15:52 |
| 14. | Games Done Quick | 330,406 | TASBOT Plays mari0 (SMB1 + Portal Gun) presented by DwangoAC - AGDQ2019 | 28:47 |
| 15. |  Luigikid Gaming | 306,628 | MARIO.EXE ONE MORE TIME | 9:02 |
| 16. | Burak Oyunda | 293,175 | Mari0 - ÇILGIN Kamplumbağalar | 10:11 |
| 17. | agunZagun | 276,503 | Mari0 Oynuyorum Gibi - Bu İşi Biliyorum Yua! - Bölüm 3 | 18:17 |
| 18. | yamimash | 275,108 | Mari0 | Most Epic Death Ever? | 10:38 |
| 19. |  Zombey | 243,629 | Let's Play Mari0 #04 - Schummeln wie gewohnt! | 19:58 |
| 20. | Terrible Tommy | 229,079 | MARI0 PORTAL vs The World's Worst Gamer! | 7:42 |
| 21. | Nintendo Portugal | 209,805 | Descubram as aventuras do Mario na Nintendo Switch | 0:31 |
| 22. |  Deîak | 195,412 | FONTANERO ABRIENDO PORTALES | Mari0 | 5:38 |
| 23. | Prince Charming | 191,069 | MARIO GANGBANG?! | SMG4: If Mario was in Portal Reaction! | 13:21 |
| 24. | ChimneySwift11 | 160,339 | Mari0 w/ Chim | Mario Meets Portal | (HD) | 16:39 |
| 25. |  skkf | 150,450 | RetroGranie: Mari0, czyli mario + portal | 9:08 |
| 26. |  MB3R | 146,738 | Ba chàng ngốc đi cứu công chúa | Mari0 (Mario portal) | 3:20 |
| 27. |  NiKyBoX | 144,607 | Super Mario + Portal 2 = MARI0! | by TSG | 10:40 |
| 28. | sophycz | 127,317 | Mari0 [Sophy.cz] | 12:07 |
| 29. | Hobo Bros | 125,334 | SUPER MARIO PORTAL?! || Mari0 | 10:10 |
| 30. | TASVideosChannel | 108,493 | [TAS] Linux Mari0 "Portal mappack, gelcannon mode" by lexikiq & WilliamFrog in 02:59.72 | 0:00 |
| 31. | IGN | 96,691 | Portal Mari0 Game Demo - By Stabyourself.net | 0:58 |
| 32. | Master0fHyrule | 93,636 | Mari0 Co-op - Now You're Thinking With Portals - Super Mario Bros: Episode 1 | 10:54 |
| 33. | Domtendo | 73,687 | MARIO KART Wii 🏍️ #35: Wii U Gerüchte & Donkey Kong 3D Fake & Mari0 | 20:27 |
| 34. | CavemanFilms | 59,490 | Caveman Plays - Mari0 - Portal/Mario Crossover | 8:17 |
| 35. | Northernlion | 55,842 | Let's Look At - Mari0 [PC - Free] | 15:50 |
| 36. |  PabloGamer20 | 52,554 | REGRESAMOS A LOS CLÁSICOS!!!-/MARI0 CON LA CUADRILLA/ | 14:30 |
| 37. | PRTKL XLR8R | 49,391 | Mari0 1.6 RailGun 1.2 Mod | 0:19 |
| 38. | DidaIbr | 48,547 | Mari0 Co-op 4 Player Gameplay | 5:15 |
| 39. | Eu Faria Vídeos | 48,284 | Mari0 - MARIO + PORTAL?? | 15:19 |
| 40. | Kybernauts | 40,848 | Let's Look - Mari0 | 24:18 |
| 41. | ItsmeJamesAJ | 38,408 | Christmas Special [Mari0] (Watch it!) | 10:04 |
| 42. | Nintendo España | 36,095 | ¡Mario y sus amigos en Nintendo Switch! | 0:53 |
| 43. | DoorMatt | 35,187 | Mari0 - Unsuccessful attempts - No commentary | 1:00:16 |
| 44. | Raicuparta | 28,978 | Raicuparta's Mari0 Levels | 6:07 |
| 45. | CallOfIndie | 28,949 | Mari0 = Super Mario Bros + Portal | GRATIS + Link Descarga | 5:46 |
| 46. | NewsXD | 28,829 | Mari0 85 Redux Modpack | 0:00 |
| 47. | Kosmic 2 | 27,166 | Speedrunner Plays Mari0 (Portal Mario) | 0:00 |
| 48. | Dice17 | 26,039 | Mari0: Portal (1.6) 2-1 2-2 2-3 2-4 Playthrough | 17:39 |
| 49. | X-Play ReGaming | 25,662 | Mario Portal' Hardcore GamePlay with My maps | 18:28 |
| 50. |  tabletennisgamer | 25,594 | Let's Play Mari0 Part 6 - Das Ende | 19:35 |
| 51. | PrinceOfKoopas | 25,270 | Let's Play Paper Mari0 Badgeless! Extra #4: ANTI GUY SQUADRON! | 9:56 |
| 52. | Quote Balrog | 25,270 | Mari0 with brothers doing puzzels | 18:52 |
| 53. | Masterjun3 | 23,338 | [TAS] Mari0 "warpless" in 12:00.55 (cut) | 6:18 |
| 54. | Daz | 21,469 | SUPER PORTAL BROS | 7:10 |
| 55. | GameSpot | 21,250 | Screen Tear - Episode 6: Mario meets Portal and DDR Gangstas | 8:32 |
| 56. |  menameselassie | 18,902 | MariO Portal ! | let´s play + facecam | SK | Selassie a Lála - čaro portálov | 15:12 |
| 57. | LiNX 4 | 17,962 | Mari0.EXE!! He's Deadlier With A Portal Gun... | 10:54 |
| 58. |  NAR7RRAG | 17,491 | N7 Plays: Mari0 [Arabic] - نارحراق يلعب: ماريو بورتال | 10:14 |
| 59. |  FireTight | 15,139 | Czech Let's Play - Mari0 - part 25 (final) | 27:35 |
| 60. | Stavicom | 15,117 | SMB1 RIESEN-MARIO (mari0 AE) #supermariodeutsch | 0:23 |
| 61. | SRandom156 | 14,646 | Mario '85 Rerified - Mari0 Mod Showcase | 0:00 |
| 62. | rechyyy | 14,171 | Mari0 - Portal meets Super Mario | 1:01 |
| 63. | New 0 Team | 13,982 | Vs. Bubbleman for Mari0 Alesan Entities | 3:17 |
| 64. | Ranger the Warrior | 13,891 | Messing With the Laws of Physics in Mario | 13:29 |
| 65. | Naka Teleeli | 13,811 | Easter vacation game 1/4 - Mari0 | 1:03:31 |
| 66. |  Wolphegon | 11,412 | Game&Wolph - Mari0 [3] - Une histoire de lasers | 18:28 |
| 67. |  Pii89 | 11,153 | Mari0 - Super Mario Portal Gameplay (HD) | 9:19 |
| 68. | Kein Qwerty | 10,990 | как открыть читы в Mari0 Portal | 6:31 |
| 69. | biccuwan | 10,785 | Mari0 | My Level | 1:46 |
| 70. | Denver Gamer | 10,763 | Sonic the Hedgehog in Super Mario! | 0:23 |
| 71. | Bir Level Atladı | 9,952 | Oruçluyken Mari0 Keyfi - #6 [SON] Son Kez?.. | 40:37 |
| 72. | GrindNetwork | 9,702 | Mario Portal в программе "Пострелушка на вечер" на Grind.FM | 1:18:49 |
| 73. | PH Arthuro Games 2025 | 8,341 | Mari0 Upside Down Ep1 | 15:01 |
| 74. |  SuperKevinuts. | 8,055 | Mario '85: Impending Carnage | World 1-1 Gameplay 4K60FPS! | 0:00 |
| 75. | Ratchetness Oldie | 7,972 | Mari0 Gameplay with Live Commentary Part 2: Deaths Galore(Facecam) | 11:29 |
| 76. | Patterrz | 7,966 | How Not to Play Mari0 | 19:40 |
| 77. | GamingClerks | 7,388 | Mari0 - Portal Level (Ausgepackt) | 12:07 |
| 78. | SoyFelipez360 | 7,319 | Que sale de mezclar Portal con Mario?? Mari0 | 0:22 |
| 79. | Wolverous | 6,486 | Let's Play: Mari0 | Folge #02 - Präzisionssprünge | 9:23 |
| 80. | WhatZachDoes | 6,400 | The Joy Of Random Gaming - Mari0 | 10:15 |
| 81. | Accidental Entertainment | 6,249 | Fun With: Mari0 Part 2! (Portal and Mario crossover) With Jarrah, Jackson, Chris and Marcus | 15:32 |
| 82. | Mayro | 6,233 | Mari0 64 - Portal Mod "Tutorial" Stage ('Lil Playthrough!) | 5:35 |
| 83. | Lair | 6,026 | Player 2 Restarts the Level | 19:37 |
| 84. |  DarkTaurus | 5,903 | Super Mario but with FNAF SL Minigame Remix (Trying out Mari0) | 3:14 |
| 85. | CristobalFOF Games | 5,723 | Super Mario Portal (Mari0 AE) De Android | CristobalFOF Games | 3:21 |
| 86. | STANDASHOW | 5,657 | Mari0 - bonusová epizoda #3 | Multiplayer let's play | 17:26 |
| 87. |  Mustachtic | 5,110 | Mario, portaler och bananer! - Del 1 - Mari0 på svenska | 36:57 |
| 88. |  Retromantra | 5,051 | Mario '85 Impending Carnage Rework Demo Playthrough - Mari0 AE Edition | 0:00 |
| 89. | thenardsofdoom | 4,921 | Let's Play Super Mario - The Cookie Crisis episode 11: Portal Mario | 10:44 |
| 90. |  MAPES25 | 4,877 | Como ponerle el mod de sans a Mari0 AE | 2:50 |
| 91. | GeembaNetwork | 4,871 | FTP4 - MariO by TheMrHambug | 4:19 |
| 92. |  𝓛𝓾𝓴𝓮𝓜𝓪𝓷𝓲𝓪𝓬 | 4,703 | I sink a motaya (read description) | 0:14 |
| 93. | Fiaspo | 4,618 | Indicados da Semana 03 // Mari0 // Ace of Spades // Main Quest | 1:55 |
| 94. | jogosgratispro.com | 4,612 | Mari0 Portal Mundo 3 - Mapa do Portal | 2:36 |
| 95. | 4Player Network | 4,448 | Bob & Tara Play MariO (Mario with Portals) Part 1 | 30:52 |
| 96. | Elliot Video Game | 4,410 | I CHEAT - Mari0 #6 Final | 5:32 |
| 97. | Necros | 4,396 | PORTAL MARIO | 0:41 |
| 98. | Manuvikingo86 | 4,385 | Mario Portal, Capitulo 4 | 4:09 |
| 99. | DustElite | 4,299 | Hry zdarma: MariO (Mario/Portal mashup) | 12:15 |
| 100. | Super Rodrigo0 | 4,237 | Super Mario Bros. But It's Sideways (Mari0). ᴴᴰ | 16:01 |
