Adult Content Warning

This work could have adult content. If you continue, you have agreed that you are willing to see such content.

• Yes, Continue
• No, Go Back

If you accept cookies from our site and you choose "Yes, Continue", you will not be asked again during this session (that is, until you close your browser). If you log in you can store your preference and never be asked again.

1. How Nightmare became Dadmare by TopazShadowwolf

   Fandoms: Undertale (Video Game)  

   • Mature
   • Graphic Depictions Of Violence
   • No category
   • Work in Progress

   28 Jan 2026

   Tags

   • Graphic Depictions Of Violence
   • No Romantic Relationship(s)
   • Nightmare Gang (Undertale)
   • Dusttale Sans (Undertale)
   • Horrortale Sans (Undertale)
   • Killer Sans (Undertale)
   • Dreamtale Nightmare Sans (Undertale)
   • dadmare
   • _____tale Sans | Ink (Undertale)
   • Alternate Universe - Errortale (Undertale)
   • Underswap Sans (Undertale)
   • There is fighting
   • There will be violence
   • and killing
   • OC Balance
   • Reapertale Sans (Undertale)
   • Reapertale Toriel (Undertale)
   • adult men who act like teenagers
   • Dreamtale Sans | Dream (Undertale)
   • Xtale Sans | Cross (Undertale)
   • Underswap Papyrus (Undertale)
   • Nootmare hates taxes
   • Epictale Sans (Undertale)
   • sci of ScienceTale
   • Static the Alphys

   Summary

   All he wanted was some henchmen. Some followers to help spread negativity and misery around the multiverse. What he got was unhinged adults who he has to look after like children. And in the multiverse... there are a lot of threats to his boys idiots.

   Language:

   English

   Words:

   178,455

   Chapters:

   19/?

   Comments:

   730

   Kudos:

   2,417

   Bookmarks:

   458

   Hits:

   74,666