![Take over OoO Underfell!SansXUnderfell!Papyrus {FONTCEST} by Undertale_Funny](https://img.wattpad.com/cover/87687518-512-k528196.jpg)
#1
Take over OoO Underfell!SansXUnder...by ArtManiac
Warning: this is a lemon
Everyone wants this kind of Fontcest and I personally...like it, dont judge me ;-;
![Pen pal by DawnXnova](https://img.wattpad.com/cover/80858227-512-k902733.jpg)
#2
Pen palby DawnXnova
When Papyrus starts going on dates Sans finds himself very uncomfortable with the idea of Papyrus being in a romantic relationship with anyone.
"Am I just being ov...
![you're so impatient! || fontcest by coolyWheely](https://img.wattpad.com/cover/248347763-512-k134477.jpg)
#3
you're so impatient! || fontcestby ✜✕bitch✕✜
papyrus made an anonymous blog for dealing with his impulsiveness and insecurities
but he has never been the best at hiding things from his brother
... specially when H...
![UnderTale and FNAF SMUTS by pewdiepie_FNAF1230](https://img.wattpad.com/cover/109342692-512-k758132.jpg)
#5
UnderTale and FNAF SMUTSby pewdiepie_FNAF1230
{FNAF AND UNDERTALE SMUTS 2019}
Request are open at any time, just comment any time, if your an 11 year old perv then do what ever you want. I'm just warning you now its...
![And They Call Us Monsters... by BookLover0125](https://img.wattpad.com/cover/120320794-512-k410135.jpg)
#6
And They Call Us Monsters...by ---
Set in an Underfell AU (after the Pacifist Run). Papyrus and Sans' daughter's first day of human school! How will it go? Will it go well? Or horribly wrong? Read on to f...
Completed
![Yo solo quiero estar contigo... by Darky_Cake](https://img.wattpad.com/cover/130855937-512-k424268.jpg)
#7
Yo solo quiero estar contigo...by Darky_Cake
Este es un fic que queria subir hace tiempo , Fontcest es vida! :3
Contiene algo de drama , (mucho drama Dx )
denle amor plz ♥
![Nightmares Suck by sccdgacha453](https://img.wattpad.com/cover/298832696-512-kda48aa.jpg)
#8
Nightmares Suckby sccdgacha453
This book started out as an oneshot book for Valentine's day but I changed it into a short story instead because of personal reasons
![Adorably Creative (Undertale FanFiction) by Failsona](https://img.wattpad.com/cover/162683595-512-k802379.jpg)
#9
Adorably Creative (Undertale FanFi...by Failsona
As usual, Sans comes back from training, happy and excited, except this time, he arrives home 'marked'. Papyrus is not pleased, until he finds the creative little secret...
Completed
![~A Brother's Love~ by PaperjamLove](https://img.wattpad.com/cover/123653823-512-k106052.jpg)
#10
~A Brother's Love~by _SunRei_
This story is about the adventures of two brothers who find that they're in love. Each chapter has its own story and some may have two parts or more. As each chapter pas...
![Fell For You by x-xFangirlx-x](https://img.wattpad.com/cover/88941007-512-k777066.jpg)
#11
Fell For Youby Fangirl
Blue has fell, literally, into the Underfell Universe. When he gets there, he is captured by the Papyrus there and struggles to find a way back home to his friends. Thin...
![Fontcest by alwaysjamaican](https://img.wattpad.com/cover/137364782-512-ke744a8.jpg)
#12
Fontcestby Storyteller
I LIKE FONTCEST PLEASE DON'T HATE ME
This will include head canons of the brothers and rp
![Was It All A Dream? (US Sans X US Papyrus) by em_madnezz](https://img.wattpad.com/cover/64586822-512-k175365.jpg)
#13
Was It All A Dream? (US Sans X US...by Luna
Sans and Papyrus did something that both need to agree on what to do, it needed to be solved. Someone eventually comes along and makes that decision for them....... A so...