Sprunki is a fan-made, Incredibox-inspired music game where players mix cartoon characters to build beats, and its horror version reimagines those same characters with darker designs and distorted sounds. Clips like Esme's horror sound spread through gameplay videos, edits and short-form posts, where fans isolate a single creepy loop for reuse. Because the contrast between the bright original style and the unsettling horror version is instantly recognisable, the sound keeps appearing in spooky edits long after players first discover the mode.