It is officially stated Jerry will never swap and that Jerry will be ignored.Mad Dummy - Gaster (initial idea, scrapping said idea).Catty - Bratty (initial idea, scrapping said idea).Bird That Carries You Over A Disproportionately Small Gap - Onionsan.Underswap used to be posted on popcornpr1nce's personal blog, before popcornpr1nce and created a blog for Underswap at the address '' The AU 'swaps' related characters with each other (for example, Papyrus is swapped with Sans).
Underswap is an AU created by popcornpr1nce.
