| 1. | Chara vs Sans vs Frisk Battle - Stronger Than You (Undertale Animation) 2nd REACTION!!! | 59,463 | | Undertale
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| 2. | BILL CIPHER vs ASRIEL DREEMURR! (Gravity Falls vs Undertale)! Cartoon Fight Club Ep 140! REACTION!!! | 54,528 | | Undertale
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| 3. | CHARA vs FREDDY'S TEAM! (Undertale vs FNAF 2) FINAL FACE-OFF! Cartoon Fight Club 139 REACTION!!! | 50,611 | | Undertale
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| 4. | Sans and Papyrus Song - An Undertale Rap by JT Music "To The Bone" [SFM] REACTION!!! | 49,122 | | Undertale
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| 5. | Sans vs Frisk_Chara Battle - Stronger Than You (Undertale Animation) REACTION!!! | 45,590 | | Undertale
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| 6. | [ MMD ♥ Undertale ] ♥ DETERMINATION ♥ ft. Djsmell and Lollia #UNDERTALE REACTION!!! | 42,168 | | Undertale
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| 7. | Sans vs Flowey (Fullbody animation) - Undertale REACTION!!! + Big Announcement | 39,285 | | Undertale
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| 8. | Something About Undertale - Alternate Pacifist Route (Loud Sound Warning) 💀🍝 REACTION!!! | 31,652 | | Undertale
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| 9. | SANS and PAPYRUS vs MARIO and LUIGI! Cartoon Fight Club Episode 96 REACTION!!! | 31,617 | Show | Undertale
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| 10. | UNDERTALE vs GRAVITY FALLS! TOTAL WAR! (Sans vs Bill Cipher 3) Cartoon Fight Club Ep 162 REACTION!!! | 28,839 | | Undertale
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| 11. | SANS and PAPYRUS vs MARIO and LUIGI! REMATCH! Cartoon Fight Club Episode 125 REACTION!!! | 27,391 | Show | Undertale
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| 12. | Stronger than You - Chara response Remake (Undertale Animation Parody) #Undertale REACTION!!! | 27,258 | | Undertale
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| 13. | CHARA vs JEFF THE KILLER! (Undertale vs Creepypasta) Cartoon Fight Club Episode 93 REACTION!!! | 24,738 | Show | Undertale
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| 14. | [SFM] SANS PARODY REMIX ▶ Stronger Than You (feat. Djsmell) #UNDERTALE SONG REACTION!!! | 20,315 | | Undertale
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| 15. | "STRONGER THAN YOU - Frisk Version" UNDERTALE Minecraft Music Video | 3A Display | REACTION!!! | 19,366 | | Undertale
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| 16. | 【undertaleAU】Last breath sans phase3 animation ～Last breath～ Chara vs Sans #Undertale REACTION!!! | 19,300 | | Undertale
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| 17. | W. D. GASTER vs SLENDERMAN! (Undertale vs Creepypasta) Cartoon Fight Club Episode 145 REACTION!!! | 18,297 | Show | Undertale
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| 18. | SANS vs DEADPOOL! (Undertale vs Marvel ) Cartoon Fight Club Episode 132 REACTION!!! | 17,883 | Show | Undertale
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| 19. | SANS vs GARNET! (Undertale vs Steven Universe)! Cartoon Fight Club Episode 122 REACTION!!! | 16,768 | Show | Undertale
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| 20. | CHARA vs YANDERE-CHAN! (Undertale vs Yandere Simulator) Cartoon Fight Club Episode 173 REACTION!!! | 13,817 | Show | Undertale
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| 21. | SANS vs PIKACHU! (Undertale vs Pokémon) Cartoon Fight Club Episode 129 REACTION!!! | 13,332 | Show | Undertale
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| 22. | SANS vs STEVEN UNIVERSE! (Undertale vs Steven Universe) Cartoon Fight Club Bonus Ep 2 REACTION!!! | 13,163 | | Undertale
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| 23. | UNDERVERSE 0.8 Part 1 [By Jakei] #Undertale REACTION!!! | 12,929 | | Undertale
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| 24. | Bendy and The Ink Machine vs Undertale, Godzilla, & More! MONSTER FREE FOR ALL _ CFC REACTION!!! | 12,705 | | Undertale
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| 25. | ASRIEL DREEMURR vs GOAT SIMULATOR (Undertale vs Goat Simulator) Cartoon Fight Club REACTIONS!!! | 12,651 | | Undertale
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| 26. | Insanity Vs Delta ( DELTA SANS VS INSANITY SANS Segment 2 ANIMATION ) #Undertale REACTION!!! | 12,039 | | Undertale
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| 27. | Sans vs. Jevil - Video Game Rap Battle [Undertale vs. Deltarune] REACTION!!! | 11,236 | | Undertale
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| 28. | Loser, baby (Hazbin Hotel) UNDERTALE PARODY - #HazbinHotel X #Undertale REACTION!!! | 11,180 | | Undertale
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| 29. | BENDY vs ERROR!SANS! & W. D. GASTER! (Bendy and The Ink Machine vs Undertale) CFC REACTION!!! | 10,849 | | Undertale
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| 30. | SANS vs GOKU! Salt Assault! NEW SERIES!! Undertale vs Dragon Ball Z REACTION!!! | 10,645 | | Undertale
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| 31. | Glitchtale - Undertale Animation Season 2 Ep 8 "Animosity" #Undertale REACTION!!! | 10,336 | | Undertale
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| 32. | [ANIMATION] Stronger Than You Undertale Parodies (Sans/Chara/Frisk/Papyrus) #Undertale REACTION!!! | 10,239 | | Undertale
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| 33. | SAN VS CHARA ANIME!【undertaleAU】Last breath sans phase3 animation ～First breath～ #undertale REACTION | 10,016 | | Undertale
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| 34. | Frisk(Chara) vs Sakuya Izayoi - (Undertale Vs Touhou) Animation REACTION!!! | 9,840 | | Undertale
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| 35. | SANS vs THE JUDGE! (OFF vs Undertale, Deltarune Animation) | REWIND RUMBLE REACTION!!! | 9,676 | | Undertale
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| 36. | Glitchtale Full Season 1 - Undertale Animation (EP 1, 2, 3, 4 & 5) #Undertale REACTION!!! | 9,640 | | Undertale
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| 37. | 404 Vs X REACTION!!! ( Sans 404 VS Sonic.EXE Lord X ) #fridaynightfunkin #undertale #animation | 9,508 | | Undertale
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| 38. | Megalovania & Hopes and Dreams Undertale Anime Opening (Pacifist & Genocide) Undertale REACTION!!! | 9,210 | | Undertale
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| 39. | DustTale Animation - Stronger Than You ( Murder Sans Parody ) #Undertale REACTION!!! | 9,070 | | Undertale
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| 40. | SANS vs MEWTWO! (Undertale vs Pokémon) Cartoon Fight Club Episode 153 REACTION!!! | 8,423 | | Undertale
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| 41. | BENDY vs SANS! (Bendy and The Ink Machine vs Undertale) Cartoon Fïght CIub Episode 179 REACTION!!! | 8,280 | Show | Undertale
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| 42. | UNDERTALE vs STEVEN UNIVERSE! (Sans, Papyrus, Undyne VS Pearl, Garnet, Steven) | CFC REACTION!!! | 8,029 | | Undertale
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| 43. | UNDERVERSE 0.4 - END OF SEASON 1 - [By Jakei] Full Episode #Undertale REACTION!!! | 7,316 | Show | Undertale
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| 44. | UNDERVERSE 0.7 Part 2 [By Jakei] #Undertale REACTION!!! | 7,234 | | Undertale
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| 45. | UNDERVERSE 0.3 [By Jakei] Full Episode #Undertale REACTION!!! | 7,158 | Show | Undertale
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| 46. | Glitchtale - Undertale Animation Season 2 Ep 9 "Hope" #Undertale REACTION!!! | 6,621 | | Undertale
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| 47. | Bad Time Trio With Lyrics | Undertale AU Animation REACTION!!! | 6,527 | | Undertale
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| 48. | UNDERVERSE 0.7 Part 1 [By Jakei] #Undertale REACTION!!! | 6,193 | | Undertale
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| 49. | Friday Night Funkin' Vs Dusttale Sans & Papyrus | FRIDAY NIGHT DUSTIN' (FNF Mod/Undertale) REACTION! | 6,179 | | Undertale
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| 50. | Glitchtale - Undertale Animation Season 2 Ep 7 " Ḣ̸͈a̷̞̽ẗ̵̥́e̸̟͒ " #Undertale REACTION!!! | 6,144 | | Undertale
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| 51. | Glitchtale - Undertale Animation Season 2 Ep 2 & 3 ( Dust & Do or Die ) #Undertale REACTION!!! | 5,893 | | Undertale
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| 52. | XTALE - THE MOVIE [By Jakei] "A MUST WATCH BEFORE SEASON 2 UNDERVERSE!" #Undertale REACTION!!! | 5,893 | | Undertale
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| 53. | Glitchtale - Undertale Animation Season 2 Ep 4 Part 1 & 2 " LOVE " #Undertale REACTION!!! | 5,598 | | Undertale
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| 54. | Glitchtale - Undertale Animation Season 2 Ep 6 Part 1 & 2 " Game Over " #Undertale REACTION!!! | 5,429 | | Undertale
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| 55. | UNDERVERSE 0.2 [By Jakei] #Undertale REACTION!!! | 5,277 | | Undertale
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| 56. | [Undertale] ECHO - Animation GASTER VS SANS REACTION!!! | 5,268 | | Undertale
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| 57. | UNDERVERSE 0.6 [By Jakei] Full Episode #Undertale REACTION!!! | 5,228 | Show | Undertale
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| 58. | Glitchtale - Undertale Animation Season 3 Glitchtale Origins: GASTER | FULL ANIMATION REACTION!!! | 5,223 | | Undertale
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| 59. | a beautiful day - UNDERTALE Animation REACTION!!! | 4,955 | | Undertale
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| 60. | ULTRA!Tale Movie - English Dub (Undertale Animation Dub) DELTA SANS FIGHTS #Undertale REACTION!!! | 4,931 | | Undertale
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| 61. | If CHOO CHOO CHARLES Met SANS (Undertale Animation) - SANS VS CHOO CHOO CHARLES REACTION!!! | 4,841 | | Undertale
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| 62. | UNDERTALE SONG ▶ Halloween Underground & Spooky Scary Skeletons [Undertale Animation] REACTION!!! | 4,822 | | Undertale
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| 63. | BlendTale Episode 1 - "Nightmare" // Undertale Fan Animation REACTION!!! | 4,769 | | Undertale
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| 64. | UNDERVERSE 0.5 [By Jakei] Full Episode #Undertale REACTION!!! | 4,729 | Show | Undertale
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| 65. | Glitchtale - Undertale Animation Season 2 Ep 5 " My Promise " #Undertale REACTION!!! | 4,709 | | Undertale
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| 66. | UNDERVERSE 0.1 [By Jakei] #Undertale REACTION!!! | 4,332 | | Undertale
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| 67. | Error Sans Vs Fatal Error [REMASTERED] #Undertale REACTION!!! | 3,912 | | Undertale
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| 68. | My Sunshine - Glitchtale Season 2 (Ep #1) Undertale Animation #Undertale REACTION!!! | 3,797 | | Undertale
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| 69. | SANS vs RIGGY (Undertale Animation) By @CyberLegendsAnimations REACTION!!! | 3,737 | | Undertale
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| 70. | Friday Night Funkin' Vs Chara, Sans & Papyrus Week + Cutscenes | Skeleton Bros (FNF Mod) REACTION!!! | 3,463 | | Undertale
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| 71. | Undertale Infection Au Lore Explained (Zombietale Au) #UNDERTALE REACTION!!! | 3,280 | | Undertale
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| 72. | WAY DEEPER DOWN | Undertale Skeleton Rap! (2023 REMASTER) Sans & Papyrus Song #Undertale REACTION!!! | 3,279 | | Undertale
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| 73. | UNDERTALE THE MOVIE | EnchantedMob Minecraft Undertale Music Video Compilation #Undertale REACTION! | 3,256 | | Undertale
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| 74. | Sans and Papyrus Song "To The Bone" | Minecraft Undertale Music Video [PACIFIST] REACTION! | 3,241 | | Undertale
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| 75. | LastBreath!Sans vs Error!Sans (Animation) & GG!Underfell Sans vs Undertale Sans #Undertale REACTION! | 3,208 | | Undertale
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| 76. | SANS VS JEVIL [UNDERTALE VS DELTARUNE ANIMATION] REACTION!!! | 3,187 | | Undertale
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| 77. | Mario vs Sans. Super Mario vs Undertale (By Scouthedog1 Animations) Fan Animation REACTION!!! | 2,501 | | Undertale
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| 78. | 【Undertale】Stronger Than You -Genocide Remix- (Sans version) & Scared Of Me (Betty Version) REACTION | 2,328 | | Undertale
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| 79. | UNDERTALE STREAM FIRST TIME PLAYING THIS GAME LIVE STREAM PART 1 | 2,186 | | Undertale
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| 80. | 【UNDERTALE PARODY OF BUILD OUR MACHINE 】GIVE UP EVERY SOUL (BATIM X UNDERTALE) REACTION!!! | 1,889 | | Undertale
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| 81. | CG5 - I See A DREEMURR (Undertale 10th Anniversary Song Animation) #UNDERTALE REACTION!!! | 1,333 | | Undertale
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| 82. | UNDERTALE STREAM FIRST TIME PLAYING THIS GAME LIVE STREAM PART 2 | 1,260 | | Undertale
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| 83. | LIVE REACTION TO ANIMATIONS & OTHER YouTube VIDEOS!!! REALITY WARPER FREE FOR ALL 🔴LIVE STREAM | 1,189 | | Undertale
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| 84. | 1st Time BEATING THIS GAME - Pacifist Final Ending! UNDERTALE PLAYTHROUGH!!! (PART 6) 🔴LIVE STREAM | 961 | Let's Play | Undertale
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| 85. | UNDERTALE STREAM FIRST TIME PLAYING THIS GAME 🔴LIVE STREAM PART 3 | 785 | | Undertale
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| 86. | The Long Awaited Return UNDERTALE PLAYTHROUGH!!! (PART 4) 🔴LIVE STREAM | 741 | | Undertale
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| 87. | UNDERTALE STREAM FIRST TIME PLAYING THIS GAME LIVE STREAM PART 5 🔴LIVE STREAM | 600 | | Undertale
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| 88. | UNDERTALE STREAM FIRST TIME PLAYING THIS GAME LIVE STREAM PART 4 🔴LIVE STREAM | 598 | | Undertale
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| 89. | The Long Awaited Return UNDERTALE PLAYTHROUGH!!! (PART 3) 🔴LIVE STREAM | 558 | | Undertale
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| 90. | The Long Awaited Return UNDERTALE PLAYTHROUGH!!! (PART 1) 🔴LIVE STREAM | 495 | | Undertale
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| 91. | The Long Awaited Return UNDERTALE PLAYTHROUGH!!! (PART 2) 🔴LIVE STREAM | 453 | | Undertale
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