Underswap Stories

This is just a reboot of a previous version of Dustprint I deleted due to how stuck it made me. Unlike before, where he kills his own father to stop the human, he is bor...

I don't have much planned for this, I literally am making the chapters in my notes app. Not terribly sorry, but ya know. it might be bad. It's probably bad. Sorry. I'm t...

He knows he'll be dooming them if he falls, but he's tired, his body is breaking apart, held together on a higher being's whim only. He wonders if there'll be another to...

chara has reset to many times and someone decides to take action in a way that is.... less than ideal... can you guess who?... no it's not papyrus, guess again

Blue Nightmare Ink Killer Dream Horror Dust Error has seven mates and nine kids. How? Well, it had all started with a potion... Sequel to Everybody... Loves Me..?

Once upon a time ago Blueberry had a husband, kids, a family. A life. Then someone took that from him, changed him, gave him a different name and purpose. But Blueberror...

This story takes place after the player vanishes from their fight with the bad time trio aka Sans, Shift, Stretch. The three got stuck there for a very long time until a...

A story of a young Ink discovering what it means to be a Protector of Creation, as he finds his place in the Multiverse.

horror the youngest siblings in nightmare family horror was 15 when he got pregnant by his boyfriend bule by accident when horror and bule were in the heat. horror and b...

I've seen some Undertale fanfictions where readers and original characters are sucked from our reality and transported in to the reality of Undertale and it's several au...

🔪🐙🍖🎯 + 🫐

Ink gives Swap an unsuspecting apple,and in return gave him something in return

Frisk was gone for two years, and two days alone was enough to drive her insane. Wondering, "where, oh where did they go?" she ached to know. But there was no...

Continuation of Mangled Dustberry, a story from my old profile @RoseyRebel . This story also references the events of a crossover from @firehedgehog 's story called Trav...

another au [not finished]

*𝙷𝚎𝚕𝚕𝚘,𝚊𝚗𝚍 𝚠𝚎𝚕𝚌𝚘𝚖𝚎..𝚝𝚘 "𝚃𝚘𝚝𝚊𝚕𝚕𝚢 𝙽𝙾𝚁𝙼𝙰𝙻 𝙱𝚊𝚍-𝚂𝚊𝚗𝚜𝚎𝚜 𝚜𝚝𝚘𝚛𝚢." 𝚃𝚑𝚎 𝚜𝚝𝚘𝚛𝚢 𝚒𝚜 𝚝𝚊𝚕𝚔𝚒𝚗𝚐 𝚊𝚋𝚘𝚞𝚝: 𝙲𝚑�...

(Surface/Multiple AUs) Red and Edge hadn't talked in years. Not since that big fight around 6 years ago. Edge now worked for the police and Red...what was Red doing? For...

It all started with an overheard conversation, then an idea that was carried all the way to you. You had built these walls for a reason (both emotionally and physically)...

To put it plainly: you're on the run. Unknowingly tangled in puppet strings from skeleton hands. Obsession and possession haunts you without you even being aware - only...

Y/n is studying to become a doctor, as she has always done amazing in school, even skipping a grade in high school, and it was her father's dream. One day, as she's walk...