| 1. |  SethEverman | when you're a romantic pianist but also a gamer | 10,701,360 | |
| 2. | Swedi Candy | Undertale Cosplays (NärCon 2017) | 5,647,435 | Let's Play |
| 3. | hugo | Undertale: HorrorTale (2019) | English Version Full Walkthrough + Secret (No commentary) | 3,728,926 | Walkthrough |
| 4. | Swedi Candy | Undertale Cosplays (NärCon 2016) | 3,627,324 | Let's Play |
| 5. | ReveX | (Desc Update!) MIRRORED INSANITY Remade [Complete Music Video] | 2,887,255 | |
| 6. | Anton "Cloudjumper" Gustin | 【Undertale】 Bergentrückung & ASGORE (Orchestral Arrange) | 2,762,606 | |
| 7. | Zalzar | a beautiful day - UNDERTALE Animation REACTION! | YOU DID YOUR BEST, SANS... | | 2,558,927 | |
| 8. | Anton "Cloudjumper" Gustin | Megalovania EPIC Orchestral Cover - Undertale | 2,198,387 | |
| 9. | Zalzar | Underpants - Genocide Ending REACTION! | RISE OF CHARA!!! | (All in-video choices!) | 2,059,086 | |
| 10. | Swedi Candy | Undertale Cosplays (NärCon 2018) | 1,732,983 | Let's Play |
| 11. | JakobTheQuizGuy | Undertale - All songs with the "His Theme" melody/leitmotif | 1,569,127 | |
| 12. | Zalzar | Underpants - True Ending (Undertale Parody) REACTION! | SHHHH!!! | | 1,517,902 | |
| 13. | Anton "Cloudjumper" Gustin | 【Undertale】Hopes and Dreams (Epic Orchestral Arrangement) | 1,511,816 | |
| 14. | Zalzar | Stronger Than You (Undertale Animation) REACTION! | SANS! | | 1,461,414 | |
| 15. | Zalzar | [Undertale] ECHO - Animation REACTION! | GASTER VS SANS! | | 1,458,397 | |
| 16. | JakobTheQuizGuy | Undertale - All songs with the "sans." melody/leitmotif | 1,266,626 | |
| 17. | Circle People | Cookiezi going GOD MODE on MEGALOVANIA ~Dual Mix~ | 9.43* 1235/1381x | Livestream w/ chat reactions! | 913,703 | |
| 18. | Sawy | Undertale - Tem shop (Dogsong) - Synthesia Piano cover | 908,565 | |
| 19. | JakobTheQuizGuy | [Version 2] Undertale - All songs with the "Your Best Friend" melody/leitmotif | 876,826 | |
| 20. | Anton "Cloudjumper" Gustin | Your Best Nightmare + Finale Epic Orchestral Arrangement (Undertale) | 861,117 | |
| 21. | JakobTheQuizGuy | Undertale - All songs with the "Your Best Friend" melody/leitmotif | 804,346 | |
| 22. | ReveX | HORRORTALE HARD MODE megalovania (ReveX remix) ORIGINAL VIDEO | 794,134 | |
| 23. | Swedi Candy | Under the Ground (Undertale) ~ NärCon Performance 2017 ~ Won Second Place! | 752,419 | |
| 24. | Zalzar | Horrortale | WTF UNDERTALE!?! | All routes! | 702,330 | |
| 25. | Zalzar | Do or Die - Glitchtale Season 2 Ep 3 (Undertale Animation) REACTION! | THE ONES WE LOVE | | 662,240 | |
| 26. | Swedi Candy | AU Undertale Cosplays compilation (2020 special) | 618,223 | Let's Play |
| 27. | Zalzar | Stronger Than You (CHARA Response) REACTION! | ALOT OF L.O.V.E! | | 614,272 | |
| 28. | Anton "Cloudjumper" Gustin | 【Undertale】-Undertale- (Epic Orchestral Arrangement) | 601,900 | |
| 29. | JakobTheQuizGuy | Undertale - All songs with the "Ghost Fight" melody/leitmotif | 601,677 | |
| 30. | Swedi Candy | Undertale Cosplays (NärCon Winter 2016) | 567,624 | Let's Play |
| 31. | Zalzar | Underpants - Normal Ending (Undertale Parody) REACTION! | NO...NO! | | 561,381 | |
| 32. | Zalzar | 【Undertale Fan Animation】 The Last Sentence REACTION! | I'M NOT CRYING!... | | 561,075 | |
| 33. | Martin Rockström | HEMLIGHETEN BAKOM TELETUBBIES... | Slendytubbies 3 #2 | 542,686 | |
| 34. | Zalzar | Undertale Sans Song "Judgement" by TryHardNinja REACTION! | DUNKED! | | 534,112 | |
| 35. | BlueSR | I ran the longest Hollow Knight Speedrun and it was Pure Suffering | 516,678 | |
| 36. | Martin Rockström | TELETUBBIES, FAST ANNORLUNDA... | Slendytubbies 3 | 503,829 | |
| 37. | Martin Rockström | BESÖK ALDRIG DEN OÄNDLIGA IKEAN... (jag gör det ändå.) | The Store is Closed | 484,523 | |
| 38. | Zalzar | Megalomaniac - Undertale Animation REACTION! | POWER CHANGES YOU! | | 483,351 | |
| 39. | Anton "Cloudjumper" Gustin | Battle Against a True Hero - Epic Orchestral Arrangement (Undertale) | 475,213 | |
| 40. | Zalzar | LOVE - Glitchtale S2 Ep 4 (Part 2) (Undertale Animation) REACTION! | THE TRUE MEANING OF LOVE | | 470,133 | |
| 41. | Martin Rockström | SÄMSTA JULEN NÅGONSIN! | 3 Jul-Skräckspel | 450,655 | |
| 42. | Anton "Cloudjumper" Gustin | 【Undertale】His Theme (Orchestral Arrangement) | 448,433 | |
| 43. | JakobTheQuizGuy | Undertale Interactive Quiz - Songs (Music) | 444,318 | |
| 44. | Zalzar | Yet Darker - Undertale Animation REACTION! | HAUNTING! | | 416,015 | |
| 45. | Zalzar | Your Best Friend - Undertale Animation REACTION! | BRING IT ON! | | 414,691 | |
| 46. | Zalzar | Love - Glitchtale S2 Ep 4 (Part 1) (Undertale Animation) REACTION! | WHAT HAVE YOU DONE?! | | 384,300 | |
| 47. | Martin Rockström | TILLBAKS I DEN OÄNDLIGA IKEAN... | SCP-3008 #2 | 383,416 | |
| 48. | Zalzar | The Papyrus Song (Undertale) by VideoGameRapBattles REACTION! | 382,262 | |
| 49. | JakobTheQuizGuy | Undertale Interactive Quiz - Characters | 381,549 | |
| 50. | Anton "Cloudjumper" Gustin | DELTARUNE - BIG SHOT || EPIC Orchestra version | 371,349 | |
| 51. | Martin Rockström | TILLBAKS HOS MR. MEAT... | Mr. Meat #3 | 350,724 | |
| 52. | Zalzar | *Determination. - Undertale Animation REACTION! | CREEEEEEPY!!! | | 344,875 | |
| 53. | Martin Rockström | VAD NI ÄN GÖR, JOBBA ALDRIG HÄR. (det här spelet...) | Security Booth | 340,975 | |
| 54. | Anton "Cloudjumper" Gustin | 【Undertale】Waterfall (Orchestral Arrangement) | 339,667 | |
| 55. | JakobTheQuizGuy | [Version 2] Undertale - All songs with the "Ruins" melody/leitmotif | 336,198 | |
| 56. | JakobTheQuizGuy | Undertale - Alternate Flowey Meeting | 335,706 | |
| 57. | Isac Saleh | Undertale (Main Theme) - Undertale on Guitar | 328,643 | |
| 58. | Anton "Cloudjumper" Gustin | 【Undertale】Bergentrückung + ASGORE (Remastered) | 326,808 | |
| 59. | Zalzar | Continue - Undertale Animation (Glitchtale #5 - Season 1 Finale) REACTION! | 324,938 | |
| 60. | Zalzar | Mariotale - If Mario was in...Undertale. REACTION! | MAYHEM!!! | | 324,461 | |
| 61. | JakobTheQuizGuy | Undertale - All songs with the "It's Showtime!" melody/leitmotif | 320,018 | Show |
| 62. | Zalzar | If Undertale Was Realistic 10 REACTION! | WIFE-LAD AND SICK RAP BATTLE!! | | 314,574 | |
| 63. | JakobTheQuizGuy | Undertale - All leitmotifs in Hopes and Dreams | 1 YEAR ANNIVERSARY | 312,863 | |
| 64. | JakobTheQuizGuy | What music are you into? - Undertale version | 310,652 | |
| 65. | Swedi Candy | Undertale Cosplays (NärCon Winter 2017) | 310,622 | Let's Play |
| 66. | Zalzar | Dust - Glitchtale Season 2 Ep 2 (Undertale Animation) REACTION! | TEAR UP! | | 305,272 | |
| 67. | Martin Rockström | TILLBAKS I GRANNYS HUS! | Granny #11 | 291,095 | |
| 68. | JakobTheQuizGuy | OKAY OKAY OKAY OKAY | 289,339 | |
| 69. | Anton "Cloudjumper" Gustin | 【Undertale】 Hopes and Dreams + SAVE The World REMASTERED (Orchestral Arrangement) | 283,035 | |
| 70. | Zalzar | If Undertale Was Realistic 9 REACTION! | BEST GENOCIDE LADS FOREVER! | | 282,429 | |
| 71. | Zalzar | If Undertale Was Realistic 8 REACTION! | THE GENDERLESS CHILD'S ORIGIN! | | 280,458 | |
| 72. | HugoJ | Undertale: Bonetrousle | Animated Cover | 279,217 | |
| 73. | JakobTheQuizGuy | Undertale - All songs with the "Bonetrousle" melody/leitmotif | 277,177 | |
| 74. | Martin Rockström | JOBBAR SOM BREVBÄRARE SENT PÅ NATTEN. (något går riktigt fel...) | Night Delivery | 277,146 | |
| 75. | JakobTheQuizGuy | Undertale - All songs with the "Uwa!!" melody/leitmotif | 271,630 | |
| 76. | JakobTheQuizGuy | Undertale Interactive Quiz - Battles | 271,600 | |
| 77. | JakobTheQuizGuy | "Gaster's Theme" in "Dating Start!" - Possible new Gaster connection | 265,955 | |
| 78. | Zalzar | [Undertale] RE:Incarnation - Animation REACTION! | WHAT DID YOU DO, GASTER?! | | 262,685 | |
| 79. | Zalzar | Undertale - Undyne the Undying - ANIMATION REACTION! | WHAT HAVE WE BECOME?! | | 250,861 | |
| 80. | JakobTheQuizGuy | [Version 2] Undertale - All songs with the "Enemy Approaching" melody/leitmotif | 250,164 | |
| 81. | JakobTheQuizGuy | Undertale - All songs with the "Spear of Justice" melody/leitmotif | 249,302 | |
| 82. | JakobTheQuizGuy | Undertale - All songs with the "MEGALOVANIA" melody/leitmotif | 248,545 | |
| 83. | Zalzar | If Undertale Was Realistic 7 REACTION! | MOST MESSED UP BACKSTORY EVER! | | 247,053 | |
| 84. | Zalzar | If Undertale Was Realistic 12 REACTION! | TRIGGERED!!! | | 244,550 | |
| 85. | Swedi Candy | TEMMIE UNDERTALE COSPLAY VLOG ~ ConFusion, Sweden, 2016 | 240,380 | Vlog |
| 86. | Martin Rockström | SIREN HEAD ÄR EFTER MIG... | Siren Head | 237,540 | |
| 87. | Anton "Cloudjumper" Gustin | Heartache - Epic Orchestral Arrangement (Undertale) | 236,310 | |
| 88. | JakobTheQuizGuy | Undertale - All songs with the "Alphys" melody/leitmotif | 221,873 | Let's Play |
| 89. | Zalzar | MY PROMISE - Glitchtale S2 Ep 5 (Undertale Animation) REACTION! | THE MEMORIES | | 220,127 | |
| 90. | 狐姫ヴィクシ (VixyNyan) | Undertale (PC) SOLVED Monster Kidz Word Search | 215,901 | |
| 91. | hugo | Deltarune Chapter 1 - Ending + Exploring The Town (Talking to Sans, Undyne, Asgore, Toriel + more) | 214,468 | |
| 92. | JakobTheQuizGuy | Undertale - All songs with the "Snowy" melody/leitmotif | 214,405 | |
| 93. | JakobTheQuizGuy | Undertale - how to properly deal with chara (One Piece spoilers) | 210,977 | |
| 94. | ReveX | UNDERTALE [Hardmode] Megalovania (ReveX Remix) ORIGINAL VIDEO | 209,346 | |
| 95. | Zalzar | My Sunshine - Glitchtale, Season 2 Ep 1 (Undertale Animation) REACTION! | THE LOSS! | | 209,116 | |
| 96. | Swedi Candy | Undertale Cosplays (NärCon Winter 2018) | 201,955 | |
| 97. | Zalzar | "Chara" UNDERTALE Song by MandoPony REACTION! | CHANGING... | | 195,130 | |
| 98. | JakobTheQuizGuy | Undertale - All songs with the "Determination" melody/leitmotif | 191,983 | |
| 99. | JakobTheQuizGuy | Undertale - All songs with the "Once Upon a Time" melody/leitmotif | 188,266 | |
| 100. | Swedi Candy | Undertale Cosplays (NärCon Winter 2020) | 185,626 | Let's Play |
