So, Neon gave me an demo of most of Sonic Gemstone in it, but when I got to Enchanted Museum Act 2, I, no joke, saw Ceroba from Undertale Yellow. Is this an April Fools joke?! @NeonScratcher1275, I DON'T KNOW WHAT TO DO, PLEASE HELP!
SEGA/Sonic Team - For Sonic. Toby Fox - For Undertale. Undertale Yellow Team - For Undertale Yellow.
