- Updated the Settings menu.
- Added an option to activate all FUN events. (This has the funny side-effect that some never despawn. Do what thou wilt with that information.)
- You now return to the main menu instead of quitting if you hold the Escape key in-game. Useful for changing settings without quiting the game.
- Your reflection in the water might not be what you expect.
Leaked image from Undertale Red & Yellow's development group chat. How it was acquired is unknown. As shown in the screenshot, the mod's alleged estimated file size is now 200GB, as every single Five Nights At Freddy's videogame has been ported into it.
June 2026 Progress Report
UNDERTALE RED & YELLOW NEWS!!!
(finally)
Get an Aqua 🩵🩵
I stretched her height 
Version 1.1.0
You obtained an egg
Version 1.3.0
Version 1.5.1
Underswap is my favorite AU because of cool designs and original concept. And I like how many interesting takes people make, even though I like classic more
Undertale Red & Yellow - 2.1.0 Update It's highly recommended you read the article, as a lot of stuff has happened since 2.0.2!
7 comments