| 1. |  EpreTroll | Megabongvania | Big Ben plays "Megalovania" from Undertale one more time | 20,524,196 | Let's Play |
| 2. | YuB | GASTER RETURNS! "Don't Forget" [Undertale Fan-Made Sequel] Gameplay | 5,852,987 | Let's Play |
| 3. | Fandroid Music | "FISHY LOVE" - UNDERTALE ALPHYS SONG | by Griffinilla (ft. Eile Monty) | 5,727,116 | Let's Play |
| 4. | YuB | super undertale maker 2 | 4,837,368 | Let's Play |
| 5. | Cryaotic | Cry Plays: Undertale [P1] | 4,380,561 | Let's Play |
| 6. | YuB | playing UNDERTALE on the otamatone (badly) | 3,678,026 | Let's Play |
| 7. | Robin Blend | Robin Blend - Alphys Takes Action [Original Remix] | 3,461,100 | Let's Play |
| 8. | Buurazu | Unitale - Alphys NEO (Fanmade Genocide Boss Fight) | 2,770,317 | Let's Play |
| 9. | YuB | nintendo switch drum game has UNDERTALE SONGS ALKSJDFHLAKSJDHF | 2,749,228 | Let's Play |
| 10. | YuB | undertale but it's scary a little bit | 2,676,588 | Let's Play |
| 11. | People Vs Food | FINAL EPISODE! | UNDERTALE - Part 8 (React: Let's Plays) | 2,495,263 | Let's Play |
| 12. | YuB | AFTER UNDERTALE?! Uppertale FAN-MADE Sequel | Undertale 2 | 2,458,401 | Let's Play |
| 13. | kootooboot | Grillby AU theme | 2,441,981 | Let's Play |
| 14. | YuB | AFTER GENOCIDE | DustTale Undertale Fangame Playthrough | 2,401,618 | Let's Play |
| 15. | SwankyBox | Undertale - What Happened to Alphys in the Neutral Endings? | 2,302,458 | Let's Play |
| 16. | YuB | henry stickmin undertale reference hahahahaha | 2,100,158 | Let's Play |
| 17. | People Vs Food | PACIFIST & GENOCIDE ENDINGS! | UNDERTALE - Part 9 (React: Let's Plays) | 2,061,387 | Let's Play |
| 18. | People Vs Food | UNDERTALE - Part 1 (React: Let's Plays) | 1,913,133 | Let's Play |
| 19. | YuB | True Pacifist Ending! Undertale Blind Playthrough | 1,909,117 | Let's Play |
| 20. | YuB | BALDITALE | 1,872,169 | Let's Play |
| 21. | KittenSneeze | CHARA PLAYS - DELTA RUNE (EPISODE 1) 40K SPECIAL! | 1,774,530 | Let's Play |
| 22. | YuB | 5 WEIRD UNDERTALE MOBILE GAMES | 1,724,330 | Let's Play |
| 23. | YuB | DATING TORIEL | Undertale Dating Simulator "InLove" Gameplay | 1,613,760 | Let's Play |
| 24. | issumer | UNDERTALE SANS vs OMEGA FLOWEY PAMA! Minecraft Story Mode | 1,608,094 | Let's Play |
| 25. | Cryaotic | Cry Plays: Undertale [P2] | 1,592,652 | Let's Play |
| 26. | GAME IT! | Let's play UNDERTALE MUGEN - Player 1 versus Player 2 MUGEN Battles! | 1,586,465 | Let's Play |
| 27. | YuB | 3 WEIRD UNDERTALE GAMES | 1,562,342 | Let's Play |
| 28. | YuB | PLAYING AS CHARA! Undertale: The First Human [Demo] Fan-Made Gameplay | 1,496,719 | Let's Play |
| 29. | YuB | The Final Battle! [12] Undertale Blind Playthrough | 1,422,049 | Let's Play |
| 30. | School Desk Ink. | Alphys AU Themes | 1,375,838 | Let's Play |
| 31. | YuB | FIGHTING THE RIVER PERSON - Undertale True Genocide Fangame | 1,358,500 | Let's Play |
| 32. | YuB | 3D SANS FIGHT! "Yet Another Bad Time Simulator" Gameplay (Sans & Gaster Beaten) | 1,302,710 | Let's Play |
| 33. | Poetax | Sans Needs Help | 1,285,822 | Let's Play |
| 34. | Cryaotic | Cry Plays: Undertale [P3] | 1,272,679 | Let's Play |
| 35. | YuB | Undertale Genocide Run [Sans Battle & Ending] | 1,271,312 | Let's Play |
| 36. | Cryaotic | Cry Plays: Undertale [P9] | 1,237,880 | Let's Play |
| 37. | Cryaotic | Cry Plays: Undertale [P4] | 1,235,031 | Let's Play |
| 38. | People Vs Food | SNOW WAY OUT! | UNDERTALE - Part 2 (React: Let's Plays) | 1,228,614 | Let's Play |
| 39. | Cryaotic | Cry Plays: Undertale [P6] | 1,189,764 | Let's Play |
| 40. | Cryaotic | Cry Plays: Undertale [P5] | 1,183,613 | Let's Play |
| 41. | YuB | UNDERTALE CRINGE REACTION | 1,170,597 | Let's Play |
| 42. | Nick Nitro | Undertale - "Alphys Take's Action [Alphys Neo Theme]" NITRO Remix | 1,151,258 | Let's Play |
| 43. | WILDCAT | Garry's Mod Deathrun Funny Moments Undertale Edition! - Fails and Rage Galore! | 1,116,632 | Let's Play |
| 44. | YuB | UNDERTALE HORROR GAME - Horrortale Playthrough with Commentary [Undertale Fan-Made Game Demo] | 1,109,935 | Let's Play |
| 45. | GAME IT! | Let's Play Undertale Simulator : Flowey and Asriel Battle - 2 vs 1 | 1,077,889 | Let's Play |
| 46. | Cryaotic | Cry Plays: Undertale [P10] [Final] | 1,070,221 | Let's Play |
| 47. | YuB | MULTIPLAYER UNDERTALE | "Don't Forget" Online Multiplayer Undertale Fangame Gameplay | 1,068,719 | Let's Play |
| 48. | Cryaotic | Cry Plays: Undertale [P7] | 1,045,645 | Let's Play |
| 49. | YuB | GLITCHING OUT SANS | Undertale Corrupted Gameplay Part 1 | 1,027,004 | Let's Play |
| 50. | People Vs Food | SILENT KNIGHT, HOLY FISH! | UNDERTALE - Part 3 (React: Let's Plays) | 1,002,026 | Let's Play |
| 51. | YuB | UNDERTALE YELLOW GAMEPLAY [Pacifist] Fan-Made Undertale Prequel | 989,195 | Let's Play |
| 52. | EvanTubeGaming | Evan plays UNDERTALE!!! Part 1 | 987,563 | Let's Play |
| 53. | People Vs Food | DON’T HURT THE KID! | UNDERTALE - Part 4 (React: Let’s Plays) | 979,377 | Let's Play |
| 54. | Cryaotic | Cry Plays: Undertale [P8] | 979,076 | Let's Play |
| 55. | Halvencyon | SIRI PLAYS UNDERTALE | 967,838 | Let's Play |
| 56. | 64iOS | Sans Undertale in Among Us (Mod) [Alpha] | 967,461 | Let's Play |
| 57. | People Vs Food | Ooo DEM KILLER LEGS! | UNDERTALE - Part 7 (React: Let's Plays) | 965,724 | Let's Play |
| 58. | YuB | among us + undertale = amongtale | 954,772 | Let's Play |
| 59. | YuB | UNDERTALE YELLOW GENOCIDE GAMEPLAY | Secret Boss Found! [Undertale Fangame] | 946,393 | Let's Play |
| 60. | Techno_Byte | (Read Description) What happens if you befriend Papyrus, Undyne, and Alphys in a neutral ending? | 942,686 | Let's Play |
| 61. | Magpiepony | Pinkielovania (MLP Undertale Genocide Fight) Pinkie Dub | 921,832 | Let's Play |
| 62. | YuB | DON'T LEAVE ME! Can You Escape Love? An Undertale Inspired Escape the Room Game | 858,446 | Let's Play |
| 63. | Determined1 | UNDERTALE reacts to HELP FROM THE VOID! (All Phases!) | 846,529 | Let's Play |
| 64. | GAME IT! | Let's Play Undertale Simulator - Sans Battle : 2 vs 1 | 843,369 | Let's Play |
| 65. | YuB | frustrating undertale parkour in minecraft | 819,121 | Let's Play |
| 66. | KittenSneeze | CHARA PLAYS - DELTA RUNE (EPISODE 2) | 773,735 | Let's Play |
| 67. | People Vs Food | IT’S A TRAP! | UNDERTALE - Part 6 (React: Let's Plays) | 735,825 | Let's Play |
| 68. | KreekCraft | UNDERTALE GENOCIDE ROUTE FULL PLAYTHROUGH | SANS BOSS FIGHT | KreekCraft LIVE | 712,682 | Let's Play |
| 69. | YuB | BANNED FROM ROBLOX UNDERTALE??? | 707,918 | Let's Play |
| 70. | YuB | the discount undertale experience | 704,035 | Let's Play |
| 71. | Man on the Internet | Undertale the Musical - Alphys | 666,630 | Let's Play |
| 72. | YuB | SUPER UNDERTALE BROS!!1! | 662,582 | Let's Play |
| 73. | KittenSneeze | CHARA PLAYS - SANS BOSS FIGHT (75K SPECIAL) | 656,257 | Let's Play |
| 74. | YuB | Undertale Genocide Run [Part 1] Full Playthrough Gameplay | 599,600 | Let's Play |
| 75. | Blaster BrewMaster | Chocolate flavored Knives | Sans Plays: The Binding of Undertale part 8 (Livestream Archive) | 592,426 | Let's Play |
| 76. | YuB | YuB Undertale Don't Forget (Part 2) 2019 Fangame | 585,100 | Let's Play |
| 77. | KittenSneeze | CHARA & SANS PLAY DELTA RUNE - EPISODE 3 | 558,969 | Let's Play |
| 78. | Shy Siesta || Nemui | Shy Sings◆Alphys Takes Action{Attica Kish ver.}【Undertale】 | 547,786 | Let's Play |
| 79. | YuB | UNDERTALE RACING GAME! UnderRacer Gameplay | 547,538 | Let's Play |
| 80. | LiNX 4 | HORRIBLE THINGS ARE HAPPENING UNDERGROUND... HELP_Tale | 545,856 | Let's Play |
| 81. | YuB | KILLING TORIEL IN ROBLOX [Undertale 3D Boss Battles Gameplay] | 545,252 | Let's Play |
| 82. | GAME IT! | Let's play UNDERTALE MUGEN - Team Horror!Sans and Fell Sans and Team Gaster and Fell Sans | 535,538 | Let's Play |
| 83. | SwankyBox | Undertale Theory - The Snowman's Secret! | SwankyBox ft. Paulper_TF2 | 521,230 | Let's Play |
| 84. | Vannamelon | FLUTTERSHY PLAYS UNDERTALE 🍉 | PACIFIST RUN?! | Part 1 | 518,286 | Let's Play |
| 85. | Julian the Innovator | Assgur Drehmor plays Bürgertrucker... in midi | 517,336 | Let's Play |
| 86. | YuB | KILLING NAPSTABLOOK - Undertale True Genocide Fangame | 515,751 | Let's Play |
| 87. | solunary | Solunary - Grasping Awareness [A Wiki "Sans" Megalovania] +FLP | 512,715 | Let's Play |
| 88. | YuB | This Game is the Coolest! [1] Undertale Blind Playthrough | 512,313 | Let's Play |
| 89. | YuB | RETURN TO THE UNDERGROUND | "Understory" Fan-Made Undertale Sequel Gameplay | 510,836 | Let's Play |
| 90. | YuB | UNDERFELL GAMEPLAY [Pacifist] EVERYTHING'S DIFFERENT! Underfell Demo Playthrough [Undertale Fangame] | 502,633 | Let's Play |
| 91. | OneyPlays | UNDERTALE | 495,070 | Let's Play |
| 92. | YuB | PLAYING AS TORIEL | The Binding Of Undertale Gameplay | 490,873 | Let's Play |
| 93. | LyricWulf | Undertale // Alphys Takes Action // Duet | LyricWulf Piano Tutorial on Synthesia | 469,776 | Let's Play |
| 94. | KittenSneeze | RALSEI PLAYS - CAN YOUR PET?! | 456,248 | Let's Play |
| 95. | Robin Blend | Robin Blend - Alphys Takes Action II [Undertale Fan Song] | 456,111 | Let's Play |
| 96. | PurpleShep | PURPLE SHEP PLAYS UNDERTALE!! | 440,499 | Let's Play |
| 97. | GAME IT! | Let's play UNDERTALE MUGEN - Team Double Horror!Sans VS MUGEN Characters | FUNNY GAMING | 438,030 | Let's Play |
| 98. | YuB | PLAYING AS SANS | The Binding Of Undertale Gameplay | 427,755 | Let's Play |
| 99. | YuB | MY SOUL IS DETERMINED | Can You Escape Fate Gameplay [Undertale Inspired Point & Click Game] | 423,996 | Let's Play |
| 100. | Vannamelon | FLUTTERSHY PLAYS UNDERTALE 🍉 | THE FINALE.. | 420,628 | Let's Play |
