| 1. |  Skybound Games | Rainbow Billy: The Curse of the Leviathan Launch Trailer | 755,473 | |
| 2. | Skybound Games | Rainbow Billy: The Curse of the Leviathan – World of Imagination | 730,300 | |
| 3. | The Escapist | Rainbow Billy: The Curse of the Leviathan (Zero Punctuation) | 323,307 | |
| 4. | Crazy Crafters | BILLY RAINBOW FRIENDS!? | 76,520 | |
| 5. | Nintendo of America | Rainbow Billy: The Curse of the Leviathan - Launch Trailer - Nintendo Switch | 57,511 | Preview |
| 6. | PlayStation | Rainbow Billy: The Curse of the Leviathan – Launch Trailer | PS4 | 30,014 | |
| 7. | The Escapist | Yahtzee and Amy Play Rainbow Billy: The Curse of the Leviathan | Post-ZP Stream | 22,060 | |
| 8. | Xbox | Rainbow Billy - Wholesome Direct Showcase | 18,761 | |
| 9. |  ★WishingTikal★ | Rainbow Billy: The Curse of the Leviathan Walkthrough Part 1 (PS4, Switch, XB1) | 17,534 | Walkthrough |
| 10. |  بيستي و المنبه - Pisty's Alarm | اللعبة دي سف واللا جد و اللا لعبة اطفال و اللا ايييه؟ 🤣| Rainbow Billy | 15,171 | |
| 11. | Noisy Pixel | Rainbow Billy: The Curse of the Leviathan Review - Noisy Pixel | 14,365 | Review |
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| 13. | ★WishingTikal★ | Rainbow Billy: The Curse of the Leviathan Walkthrough Part 13 (PS4, Switch, XB1) Ending | 10,452 | Walkthrough |
| 14. | ★WishingTikal★ | Rainbow Billy: The Curse of the Leviathan Walkthrough Part 4 (PS4, Switch, XB1) | 9,644 | Walkthrough |
| 15. | ★WishingTikal★ | Rainbow Billy: The Curse of the Leviathan Walkthrough Part 3 (PS4, Switch, XB1) | 9,367 | Walkthrough |
| 16. | Xbox | Rainbow Billy: The Curse of the Leviathan | Available Now | 9,356 | |
| 17. | ★WishingTikal★ | Rainbow Billy: The Curse of the Leviathan Walkthrough Part 6 (PS4, Switch, XB1) | 9,091 | Walkthrough |
| 18. | ★WishingTikal★ | Rainbow Billy: The Curse of the Leviathan Walkthrough Part 9 (PS4, Switch, XB1) | 9,034 | Walkthrough |
| 19. | ★WishingTikal★ | Rainbow Billy: The Curse of the Leviathan Walkthrough Part 2 (PS4, Switch, XB1) | 8,960 | Walkthrough |
| 20. | ★WishingTikal★ | Rainbow Billy: The Curse of the Leviathan Walkthrough Part 7 (PS4, Switch, XB1) | 8,552 | Walkthrough |
| 21. | ★WishingTikal★ | Rainbow Billy: The Curse of the Leviathan Walkthrough Part 8 (PS4, Switch, XB1) | 8,141 | Walkthrough |
| 22. | DeltaShinyZeta | Rainbow Billy: The Curse of the Leviathan WALKTHROUGH PLAYTHROUGH LET'S PLAY GAMEPLAY - Part 1 | 7,463 | Let's Play |
| 23. | ★WishingTikal★ | Rainbow Billy: The Curse of the Leviathan Walkthrough Part 5 (PS4, Switch, XB1) | 7,135 | Walkthrough |
| 24. |  유정군의게임이야기 | 게임패스 합류가 확정된 8개 새로운 타이틀! | 6,807 | |
| 25. | ★WishingTikal★ | Rainbow Billy: The Curse of the Leviathan Walkthrough Part 12 (PS4, Switch, XB1) | 6,379 | Walkthrough |
| 26. | ★WishingTikal★ | Rainbow Billy: The Curse of the Leviathan Walkthrough Part 10 (PS4, Switch, XB1) | 6,174 | Walkthrough |
| 27. | ★WishingTikal★ | Rainbow Billy: The Curse of the Leviathan Walkthrough Part 11 (PS4, Switch, XB1) | 5,187 | Walkthrough |
| 28. |  FamilyGamerTV | Rainbow Billy Family Review | 5,182 | |
| 29. |  Explosion Network | Rainbow Billy: The Curse of the Leviathan - Full Demo Gameplay | Steam Next Fest 2021 | 4,667 | |
| 30. | justonegamr | Rainbow Billy: The Curse of the Leviathan - First Hour Playthrough [Switch] | 4,144 | Let's Play |
| 31. | AbdallahSmash | Rainbow Billy: The Curse of the Leviathan Gameplay Preview on Nintendo Switch (& Steam)! | 3,978 | |
| 32. | gamezplay | Rainbow Billy The Curse of the Leviathan Game creature collecting RPG adventure | 3,671 | |
| 33. | Hopezera Gaming | Rainbow Billy The Curse of the Leviathan Gameplay - Walkthrough Part 1 Playthrough | 3,369 | Walkthrough |
| 34. | Seldell - Indie Games | Rainbow Billy, Impostor Factory & l'actu du jeu indé | IndieMag l'hebdo #173 - 10/10/2021 | 3,368 | |
| 35. | GameTrailers | Rainbow Billy: The Curse of the Leviathan - Official World of Imagination Trailer | 3,164 | Preview |
| 36. | I Dream of Indie Games | Rainbow Billy: The Curse of the Leviathan Review | I Dream of Indie | 3,150 | Review |
| 37. | SRGTsilent | Rainbow Billy: The Curse of the Leviathan - All Friends - 12/7/21 - 5:09:30 WR | 3,142 | |
| 38. | Handheld Players | Rainbow Billy: The Curse of the Leviathan Nintendo Switch Gameplay | 3,093 | |
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| 40. | gamezplay | Rainbow Billy - The Curse of the Leviathan Game trailers | 2,966 | |
| 41. | Garrulous64 | Monke Friend Simulator | 2,938 | |
| 42. |  PC de Lara | Top 10 Nuevos JUEGOS ADORABLES de PLATAFORMAS, SIMULACIÓN y PUZLES - Resumen Wholesome Direct 2021 | 2,842 | |
| 43. | Wholesome Games | Rainbow Billy: The Curse of the Leviathan Announcement Trailer | 2,715 | Preview |
| 44. | 10 K G Jarnail | Rainbow Billy: The Curse of the Leviathan: (REVIEW) A+ Really good game and story | 2,288 | Review |
| 45. | oodelop | Rainbow Billy: The Curse of the Leviathan :: FINALE :: Part 4 | 2,256 | |
| 46. |  MontyX | RAINBOW BILLY #1 ★ Gameplay German ★ Let's Play Deutsch ★ Tipps & Tricks THE CURSE OF THE LEVIATHAN | 2,252 | Let's Play |
| 47. | Stumpt Price | Rainbow Billy: the Curse of the Leviathan - Steam Next Fest Demo | 2,226 | |
| 48. | 8BitsofVelvet | Game Review ~ Rainbow Billy: The Curse of the Leviathan | 2,221 | Review |
| 49. | GameTrailers | Rainbow Billy: The Curse of the Leviathan - Official Storybook Trailer | 2,167 | Preview |
| 50. | Cozy K | Cozy Demos Ep. 8 - Rainbow Billy: The Curse of the Leviathan - saving the world with kindness! | 2,159 | |
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| 52. | DeltaShinyZeta | Rainbow Billy: The Curse of the Leviathan WALKTHROUGH PLAYTHROUGH LET'S PLAY GAMEPLAY - Part 2 | 2,089 | Let's Play |
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| 54. | GameNChick | Rainbow Billy: The Curse Of The Leviathan | Full Playthrough #1 | PS5 | Color Me Surprised | 1,894 | Let's Play |
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| 56. | GameNChick | Rainbow Billy: The Curse Of The Leviathan | Full Playthrough #3 | PS5 | The Blue Core | 1,852 | Let's Play |
| 57. | GameNChick | Rainbow Billy: The Curse Of The Leviathan | Full Playthrough #5(FINAL) | PS5 | Defeat Leviathan | 1,821 | Let's Play |
| 58. | GameNChick | Rainbow Billy: The Curse Of The Leviathan | Full Playthrough #4 | PS5 | Path to Yellow Core | 1,758 | Let's Play |
| 59. | Academy of Interactive Arts & Sciences | Rainbow Billy with Christopher Chancey | The AIAS Game Maker's Notebook Podcast | 1,745 | Show |
| 60. | Skybound Games | Rainbow Billy – E3 Trailer | 1,733 | |
| 61. | GameTrailers | Rainbow Billy: The Curse of the Leviathan - Official Accolades Trailer | 1,731 | Preview |
| 62. | GameNChick | Rainbow Billy: The Curse Of The Leviathan | Full Playthrough #2 | PS5 | Uplift Friends | 1,695 | Let's Play |
| 63. | JohvanTheGamer | Secret Handshake | 1,668 | |
| 64. |  World English School Today! | Rainbow Billy, an open-world cartoon game from Canada (pt. 1) | 1,552 | |
| 65. | Wholesome Games | Rainbow Billy: The Curse of the Leviathan Launch Trailer | 1,341 | |
| 66. | Hopezera Gaming | Rainbow Billy The Curse of the Leviathan Walkthrough Part 6 Playthrough | 1,306 | Walkthrough |
| 67. | Gematsu | Rainbow Billy: The Curse of the Leviathan - World of Imagination Trailer | 1,301 | |
| 68. |  ShinobiXplay | RAINBOW BILLY: The Curse of the Leviathan - O Início de Gameplay em Português PT-BR! | 1,269 | |
| 69. | World English School Today! | Rainbow Billy, an open-world cartoon game from Canada (pt. 3) | 1,228 | |
| 70. |  Wildys | Rainbow Billy: The Curse of the Leviathan - Gotta befriend 'em all! | 1,224 | |
| 71. | Hopezera Gaming | Rainbow Billy The Curse of the Leviathan Walkthrough Part 4 Playthrough | 1,213 | Walkthrough |
| 72. | oodelop | Rainbow Billy: The Curse of the Leviathan :: Part 3 | 1,193 | |
| 73. | oodelop | Rainbow Billy: The Curse of the Leviathan :: Part 2 | 1,188 | |
| 74. | Hopezera Gaming | Rainbow Billy The Curse of the Leviathan - Walkthrough Part 2 Playthrough | 1,148 | Walkthrough |
| 75. | Hopezera Gaming | Rainbow Billy The Curse of the Leviathan Walkthrough Part 3 Playthrough | 1,116 | Walkthrough |
| 76. | World English School Today! | Rainbow Billy, an open-world cartoon game from Canada (pt. 2) | 1,101 | |
| 77. | MadMorph | A game about making friends | Rainbow Billy (Switch, PC, PS4, Xbox) | 1,098 | |
| 78. | Skybound Games | Rainbow Billy: The Curse of the Leviathan - Storybook Trailer | 1,007 | |
| 79. | Link Powa | TOP Mejores indies de Switch de la semana | 4 - 10 Octubre 2021 | 1,006 | |
| 80. | SRGTsilent | Rainbow Billy: The Curse of the Leviathan - All Friends - 12/4/21 - 5:57:58 PB | 960 | |
| 81. | GOG | Rainbow Billy: The Curse of the Leviathan | Trailer [GOG] | 958 | Preview |
| 82. | M2 Gaming Canada | TEST du jeu Rainbow Billy: The Curse of the Leviathan - PS4, Xbox One, Switch, PC | 952 | |
| 83. | Hopezera Gaming | Rainbow Billy The Curse of the Leviathan - Walkthrough Part 5 Playthrough | 946 | Walkthrough |
| 84. | JohvanTheGamer | No Turning Back | 940 | |
| 85. | wiiviewr | Rainbow Billy: The Curse of the Leviathan Review (Nintendo Switch) | 927 | Review |
| 86. | ABC Gamer | Gem Goes Demo Diving To Try Out Some Exciting New Games! | Stream | 917 | |
| 87. | ID@Xbox | Rainbow Billy: The Curse of the Leviathan | Behind the Scenes Making the Music | 903 | |
| 88. | Rayk's Indie Adventures | Rainbow Billy - Confrontation with Dragalant! 🐲 (Let's Play Part 4 / Stream Recording) | 886 | Let's Play |
| 89. | NGLJUUU | Rainbow Billy: The Curse of the Leviathan Gameplay Walkthrough Part 1 | 785 | Walkthrough |
| 90. | Grillmastah | Making Friends As We Bring Color Back ~ Rainbow Billy The Curse Of The Leviathan | 776 | |
| 91. | GameSpew.com | Rainbow Billy: The Curse of the Leviathan - Combat Gameplay | 764 | |
| 92. | Skybound Games | Rainbow Billy – Accolades Trailer | 760 | |
| 93. | SDGT Entertainment | First 30: Rainbow Billy - The Curse Of The Leviathan | 744 | |
| 94. | OniGamers | Vídeo Análisis de Rainbow Billy: The Curse of the Leviathan | 738 | |
| 95. | ID@Xbox | Rainbow Billy: The Curse of the Leviathan | On Sale Now! | 734 | |
| 96. |  PlayStation Planet | This Week On PlayStation Store - New PS4, PS5 Games This Week - New Games October 2021 | 697 | Let's Play |
| 97. | Thegiva Gameplays | Rainbow Billy: The Curse of the Leviathan - GAMEPLAY | 685 | |
| 98. | SuperkenGaming | Rainbow Billy: The Curse of the Leviathan Review [PS4, Switch, Xbox One, & PC] | 644 | Review |
| 99. |  Soy Jeruk | Probando Rainbow Billy: The Curse of the Leviathan en VIVO! PS5 | 632 | |
| 100. | CozoRambo | Rainbow Billy: The Curse of the Leviathan: https://youtu.be/TOR-XhVC_DY | 596 | |
