- Starlight Sam
- artist / concept art / misc art / spriter (3 episodes, 2021-2025)
- Blueflamember
- artist / artist: Revtrosity and Theater Stage Background Art / misc art / promotional art: Teasers, Thumbnails / storyboard / storyboard artist (3 episodes, 2022-2025)
- FmsDraws
- concept art / spriter: X!Frisk NPC / storyboard / storyboard artist (3 episodes, 2022-2025)
- MrkySpices
- spriter / spriter: Omega Timeline Pre-Show Environment/Tilesets (3 episodes, 2022-2025)
- Sock_Police
- concept art / concept artist: Outdoor Theater Design / promotional art: Teasers, Thumbnails (3 episodes, 2022-2025)
- Xeron
- concept art / artist / misc art / promotional art: Teasers, Thumbnails (3 episodes, 2022-2025)
- YaBoiNando
- concept art / spriter / sprites (3 episodes, 2023-2025)
- Burned
- concept art: UNDEREVENT Theater / spriter (2 episodes, 2022-2025)
- Asukaaa
- spriter / concept art / spriter: Undyne from Horrortale (2 episodes, 2022-2023)
- Mr. Luwigi
- spriter / spriter: CORE!Frisk, X!Muffet NPC (2 episodes, 2022-2023)
- TheTuneHero
- concept art / concept artist: Revtrosity UNDEREVENT Suit Design / concept spriter: Revtrosity UNDEREVENT Suit Design / spriter: X!Frisk NPC (2 episodes, 2022-2023)
- Desktop Dinosaur
- concept art / artist / storyboard / storyboard artist (2 episodes, 2023-2025)
- Ditchu
- spriter (2 episodes, 2023-2025)
- Drailky
- artist / concept art / misc art (2 episodes, 2023-2025)
- HahaLand
- spriter (2 episodes, 2023-2025)
- Jevilhumor
- artist / misc art (2 episodes, 2023-2025)
- Jounder
- artist / concept art / spriter (2 episodes, 2023-2025)
- Luff
- spriter (2 episodes, 2023-2025)
- Mini-Raspberries
- artist / misc art (2 episodes, 2023-2025)
- August Minner
- artist / misc art (2 episodes, 2023-2025)
- Dash. Rabbit
- spriter (2 episodes, 2023-2025)
- Mina Ruzi
- artist / concept art / misc art (2 episodes, 2023-2025)
- Sp0ildy
- artist / concept art / storyboard artist (2 episodes, 2023-2025)
- The Winterer
- artist / concept art / misc art / spriter / storyboard artist (2 episodes, 2023-2025)
- BobbyBoneman
- artist: UNDEREVENT Banner Curtains (1 episode, 2022)
- CosmaticMango
- promotional art: Teasers, Thumbnails (1 episode, 2022)
- CyberStar
- spriter: UNDEREVENT Frisk Design (1 episode, 2022)
- Krysys
- promotional art: Teasers, Thumbnails (1 episode, 2022)
- LeopardBunny
- concept spriter: Indoor Theater (1 episode, 2022)
- Octo
- spriter: Pre-Show Recolored NPCs (1 episode, 2022)
- Sage
- concept artist: Outdoor Theater Design (1 episode, 2022)
- CornMayor
- spriter (1 episode, 2023)
- EnerJack
- storyboard (1 episode, 2023)
- PixelToons Jaafar
- concept art / spriter (1 episode, 2023)
- Jael Peñaloza
- concept art (1 episode, 2023)
- Mike R
- spriter (1 episode, 2023)
- SpoonyBard
- concept art (1 episode, 2023)
- Willow with a W
- spriter (1 episode, 2023)
- AngelG1rlSex
- artist / concept art / spriter (1 episode, 2025)
- BrittNinja
- storyboard artist (1 episode, 2025)
- Chacochilla
- spriter (1 episode, 2025)
- Clownboo
- artist / concept art / storyboard artist (1 episode, 2025)
- Doroz Dacl
- concept art (1 episode, 2025)
- DanielaVE
- concept art / storyboard artist (1 episode, 2025)
- Eggwishing
- artist / storyboard artist (1 episode, 2025)
- Gegega
- artist / concept art / storyboard artist (1 episode, 2025)
- Mimmky
- spriter (1 episode, 2025)
- NerNot1
- artist / concept art (1 episode, 2025)
- Charlie Nightingale
- storyboard artist (1 episode, 2025)
- Orange_Playzz
- storyboard artist (1 episode, 2025)
- SternwardDrop
- spriter (1 episode, 2025)
- SuperKirbylover
- spriter (1 episode, 2025)
- Syasyasyanosya
- spriter (1 episode, 2025)
- TheToonHero4
- artist / concept art / spriter (1 episode, 2025)
- Viviiyon
- artist / concept art (1 episode, 2025)
