Sciencesans Stories

103 Stories

Reverse the Reverse Potion (Fgod Error) by Dont-Mind_Meh
#1
Reverse the Reverse Potion (Fgod E...by ᴄᴏᴛᴛᴏɴ
Science!Sans made a reverse personality potion, they used it on Error, Such a big mistake. What will happen to the multiverse if the merciful destroyer changes? Can they...
Completed
When Life Gives You Lemons {Requests Closed} by Something_Else_Sins
#2
When Life Gives You Lemons {Reques...by Pinapplerus
Im hecking bored so why the hell not Also these r gonna be done on mah tablet sooo my autocorrect is dumb lmao
Dying Positivity by Jam_jack18
#3
Dying Positivityby Jam
This is a Dream sans angst, there are some parts that are not canon in this story and I appologize. :>. I also wanted to say that updates might be slow, I've been dea...
The Sans Party! [ENDED] by DinoDren
#4
The Sans Party! [ENDED]by Shindou
HIGHEST RANK: #41 in Random juѕt чσur dαílч hαppєníngѕ wíth ѕαnѕ αnd híѕ díffєrєnt "hím(ѕ)"! (this book is full of Sanscest, trust me) EVENT: [n/a] Book C...
Start Over {An AU Fanfic} by IcyWritesStuff
#5
Start Over {An AU Fanfic}by Therealicy
After several attempts, Sci finds a way to return Nightmare to his uncorrupted form, turning him good once more. But as soon as Nightmares old team finds out they plan t...
I'm psycho for you. And you only. by HungyHorror
#6
I'm psycho for you. And you only.by Horror muffin @///3///@
After the attack from the bad guy sanses. Ink starts acting weird and Dream starts noticing. What Dream finds about Ink is something.... Let's hope that's just red pain...
It's too late by Melotta1412
#7
It's too lateby Melotta
Dream is tired of being the 'happy' ball of positivity that he is suppose to be.He's tired of everything from his 'brother' trying to kill him to his 'friends' being obl...
Cancer [Classic Sans Story] by SoulOfWoes
#8
Cancer [Classic Sans Story]by Dat One Gal
The multiverse rests in his hands, all depending, hoping, that he gets better. Demanding under the tones of kindness and good luck wishes. He needs to get better, he doe...
"Mama sans" by Apollo_Jeez
#9
"Mama sans"by Apollo
y'all love mama noot noot? WELL TOO BAD BECAUSE IT'S SANSES TURN TO BE LIKE HIM. ahem. let's get on with the summary, the sanses got turned into kids, and they all wer...
Freedom (Hiatus) by Itz_Wolfe
#10
Freedom (Hiatus)by Itz_Wolf!e
Ink was tired of dealing with Error, though, one day, he managed to capture the glitchy destroyer. Thinking fast, he went to Sci for help and came back with a potion tha...
Your favorite flower (Errorink Hanahaki AU) [DISCONTINUED] by Dont-Mind_Meh
#11
Your favorite flower (Errorink Han...by ᴄᴏᴛᴛᴏɴ
Error liked being alone. Yet, one day, he felt himself lonely, and things started to go down from there. Well, he wished for it. *[Some chapters will contain censored sw...
Sanscest Incorrect Quotes by InkyIsBest
#12
Sanscest Incorrect Quotesby Actually TiM
Ships/Characters: Error x Ink Nightmare x Cross Killer x Dream Dust x Blue Horror x Lust Geno x Reaper Sci x Fell Fresh, Epic,Classic etc. Creators: Classic/UnderTale by...
Glitched Souls {Error!Sans X Soulless!Reader} by shadowlord999
#13
Glitched Souls {Error!Sans X Soull...by shadowlord999
(Y/n): Your name (F/c): Favorite color (S/f/c): Second favorite color (C/o/c):Choice of clothing (E/c): Eye color (H/l): Hair length (H/c): Hair color I think that's al...
Scientific Death by smallmaniac1407
#14
Scientific Deathby smallmaniac1407
this is an odd ship that I like Reaper X Sci. I find it amusing for a medic/doctor having death himself as a lover
Evil Isn't Always Bad by NightmaresSimp
#15
Evil Isn't Always Badby Nightmare
I was bored and decided to write this, and I'm not the best at writing so if you notice something wrong please tell me!
The Reason Behind a Mangled Soul by RoseyRebel
#16
The Reason Behind a Mangled Soulby RandomPerson
I don't own Undertale. We all know the stories of Error being a Geno, the original sans, or someone else entirely. But what... He wasn't only one type of Sans. What if t...
~Dustberry Puppers~ (𝗗𝗜𝗦𝗖𝗢𝗡𝗧𝗜𝗡𝗨𝗘𝗗) by FRENDTALE
#17
~Dustberry Puppers~ (𝗗𝗜𝗦𝗖𝗢𝗡�...by FR!END TALE
This story was discontinued due to the creator having no ideas. Dust and Blueberry were asked to come to Sci's lab. Sci wanted to test something. Sci got an 'ingredient'...
One Crappy Christmas by fizziethefrog
#19
One Crappy Christmasby + ~{ FELIX }~ +
This includes all the Y/N Aus as well REWRITE
Making a Horrible Blob //SANS AU STORY// INCLUDES SHIPS by ImInsaneAboutBL
#20
Making a Horrible Blob //SANS AU S...by TheFallingLeaf
When Sci tries to help stop the resets he ends up making something worse than he could imagine, Putting things into a much worse shift than anything the resets could do...