Nightmarexerror Stories

30 Stories

A Burst of SuperNova by Nanachi8
A Burst of SuperNovaby Nanachi
A change can lead to a new outcome, some worse than others or better than expected. When one's curiosity leads to a new life, do you accept the change or destroy it fro...
𝗁𝖺𝗍𝖾 𝗍𝗈 𝗅𝗈𝗏𝖾 𝘕𝘪𝘨𝘩𝘵𝘦𝘳𝘳𝘰𝘳 (𝖭𝘪𝘨𝘩𝘵𝘮𝘢𝘳𝘦𝘅 𝘌𝘳𝘳𝘰𝗋) by VampirestoriesXD
𝗁𝖺𝗍𝖾 𝗍𝗈 𝗅𝗈𝗏𝖾 𝘕𝘪𝘨𝘩𝘵�...by VampirestoriesXD
The pictures in here are not my and they do go to the right full owners give them credit for the pictures in here.. ⚠Warning⚠ some bad words 18+ 🔞 maybe some blood Some...
The Promise. (A MHA and Sans AU crossover.)  by The_Best_Dark_Lord
The Promise. (A MHA and Sans AU cr...by The_Best_Dark_Lord
The multiverse is collapsing, and Nightmare is standing on the edge of Outertale's void, his teammates and his lover standing beside him. Error gently takes Nightmare's...
My Missing Piece|Errormare Medieval by I0wanna0die
My Missing Piece|Errormare Medievalby Ali_09
𝘕𝘦𝘷𝘦𝘳 𝘴𝘦𝘦 𝘵𝘩𝘪𝘴 𝘴𝘩𝘪𝘱 𝘦𝘯𝘰𝘶𝘨𝘩 𝘴𝘰 𝘩𝘦𝘳𝘦 𝘸𝘦 𝘢𝘳𝘦 𝘈𝘭𝘴𝘰 𝘶𝘱𝘥𝘢𝘵𝘦𝘴 𝘢𝘳𝘦 𝘴𝘭𝘰𝘸 𝘥𝘶𝘦 𝘵𝘰 𝘮𝘦 𝘥𝘳𝘢𝘸𝘪𝘯𝘨 𝘦𝘷𝘦𝘳𝘺 𝘥𝘳𝘢𝘸𝘪�...
Enemies to Lovers.. (Killer x Dream) by dr3amy_starr
Enemies to Lovers.. (Killer x Drea...by Dream🌟
top/seme bottom/uke ---------- ------------- Killer x Dream Cross x Dream Nightmare x Error Ink x...
With Sacrifice, Comes Pain - An FGOD Fanfic by Gaming_Foxxy
With Sacrifice, Comes Pain - An FG...by ~Lazy Whisper~
(Image was found at https://www.tumbex.com/novetteus.tumblr/posts?tag=Error!sans&page=3) We all know the story of Error falling into the void and appearing in the NAJ-Ve...
A Destructive Family-Sequel to Errormare Story by HappyWriter62
A Destructive Family-Sequel to Err...by HappyWriter62
Hey! This is the sequel to the Errormare story:A Blind Deal of Destruction and continues the events from there so it would be better to read that to understand the event...
A Blind Deal of Destruction-Blind!Error x Nightmare(Errormare) by HappyWriter62
A Blind Deal of Destruction-Blind...by HappyWriter62
This is an AU where Error lost all his vision as a cruel trick of Fate. As a result, he has stayed mostly in his anti-void and causing remote destruction from the comfor...
Undertale AU Oneshots [REQUESTS OPEN] by inksap
Undertale AU Oneshots [REQUESTS OP...by pale
* I DO NOT OWN ANY OF THE CHARACTERS INCLUDED IN THESE ONESHOTS * no lemons included * lime, fluff, angst - slow updates (i promise they're comin)
more than slave by Lilsa_chan
more than slaveby Lilsa_chan
In one of the countries, mental hospitals can sell mental people who have better mental health than other patients as slaves or anything else to rich people Just for mon...
Sanscest oneshots by Unalived_Eclipse
Sanscest oneshotsby Unalived_Eclipse
So uhhhh yea... requests are open? sorry I don't normally do oneshots and cover is not mine, credits to the artist.
My undertale OTP shorts :3 (NightError And Drink) by AngelTaleAU
My undertale OTP shorts :3 (NightE...by AngelTaleAU
These are dumb shorts of my favorite sans couple! Enjoy! WARNING: Might contain mature scenes if I choose. I will put a warning Note: The picture above is mine
An Error's Devotion by Silence_Has_Answers
An Error's Devotionby Silence_Has_Answers
Error is a mother of three kids, the eldest, Fresh, is adopted being of the age of Ten. His second youngest, Vision the middle child, is only Eight years old. The younge...
the broken deaf soul by ThatOneCringeGirl
the broken deaf soulby ThatOneCringeGirl
silence..no matter how much error tries, all he can hear is his own thoughts, and a painful ringing sound..no one knows hes broken, but what will happen when they find o...
Truth Be Told [DISCONTINUED] by SomeLoserIGuess
Truth Be Told [DISCONTINUED]by SomeLoserIGuess
Ink wasn't one to be held up by emotions, despite what others think. He didn't have a soul, he went through his daily life with his vials. Until he met Error, at first w...
Me x Bad sans by Ticci_Aster4
Me x Bad sansby 🪓🏳️‍⚧️Ticci Aster🏳️‍⚧️🪓
alot of blood suicidal thoughts and drama. and it's mostly about my life
Broken Down [DISCONTINUED] by Myradicora
Broken Down [DISCONTINUED]by Myradicora
Error, the God of Destruction, wasn't actually a bad person. He was forced into doing his job. He always had to destroy the AUs that were two AUs mixed usually. Never th...
Strange adventure(Discontinued) by WERESMYMEDS
Strange adventure(Discontinued)by WERESMYMEDS
One day error and nightmare where walking through the forest until they found an unknown portal and went inside. They find themselves in an unknown place. They have to f...
the truth behind their lies by leenamma
the truth behind their liesby leenamma
the 'dark sanses and a part of the original council were fighting until a person called galaxy/leen (yes I am breaking the 4th wall and you cant stop meh) came out of no...
Goopy strings//human fem error x human male nightmare by _inky_chan
Goopy strings//human fem error x h...by _inky_chan
I know this isn't a very popular ship but i have my own little story for them