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• Disaster Coded || Error x Reader by Strawberry_Milk_Snake

  Fandoms: Undertale (Video Game)  

  • Not Rated
  • Creator Chose Not To Use Archive Warnings
  • F/M
  • Work in Progress

  04 Apr 2026

  Tags

  • Creator Chose Not To Use Archive Warnings
  • Geno/Reader - platonic?
  • Error/reader
  • Sans (Undertale)
  • Frisk (Undertale)
  • Toriel (Undertale)
  • Papyrus (Undertale)
  • Reader
  • idk how to tag
  • Isekai
  • Alternate Universe - Undertale Multiverse | UTMV (Undertale)
  • Aftertale Geno Sans (Undertale)
  • Error Sans (Undertale)
  • There’s a heaping helping of banter (I couldn't help myself)
  • Young Error
  • Slow Burn
  • Reader gets abused by author
  • Error is toxic before forced thru character development
  • Not Canon Compliant
  • POV First Person
  • Rest assured the MC is still Reader
  • No Y/n bc ig y’all don’t like that

  Summary

  There's only one rule for those capable of AU hopping: never bring a real person into the Undertale multiverse. But, like all rules, it was destined to be broken.

  Language:

  English

  Words:

  28,601

  Chapters:

  12/?

  Comments:

  4

  Kudos:

  17

  Bookmarks:

  4

  Hits:

  371