Undynexalphys Stories

Y/N was the eldest of the royal family. Her life was great. She was turning 16, the age where she'll be able to help her parents with royal duties, and get more privileg...

A long KingDings fic because this ship does not get the attention I think it deserves. I love this ship, and it's adorable. I plan on making this a full story, so buckle...

Will Frisk be happy on the surface with all of her friends or will one friend grow very important to Frisk become even closer. Join the skeleton bros, the royal family...

Some fluff right there. Also, sorry for 'bad english'. Enjoy.

The love and parenthood of the lovely undertale couple, Undyne and Alphys

Frisk noticed that Sans has been acting weird even Papyrus, since frisk had DETERMINATION, she/he was not going to give up, until they could answer. As for Toriel, she w...

Frisk found herself having a little crush on Sans until it turns out to be a huge liking towards him. What will happen when she confesses her feelings to him? Highest ra...

This is what happens when ur bored on a road trip. (Contains some slight NSFW, it's probably fine.)

Just a bunch of Papyton (Papyrus x Mettaton) one shots. Send in cute scenarios and I will make sure to write about them

This is an Undertale fanfic which is a Papyrus x Sans story. It will involve a lot of smut. Other ships that will be involved are Flowey x Frisk and Undyne x Alphys. No...

This is going to be my version of Grillby x reader, I'm sorry if you don't like the ship but I find it kinda adorable. Some limes. Some lemons. Other ships included; Pa...

Fresh has an almost perfect life. He keeps on top of his homework, has great, nerdy friends and keeps out of the way of the troublemakers- The Jocks. But that all change...

A human girl named Frisk, was curious about the hole on Mount Ebott. As soon as she got to the top of the mountain...she fell in. Then she will meet the creatures of the...

How many times have you seen this world, how many resets does it take for you to give up hope? Does anything even matter after all this, does trying do anything? Will th...

Hola soy nuevo y esta es mi primera historia, y se que muchos me van a decir que porque pones a frisk como yandere y a como un debilucho , pero bueno tal vez no me dig...

The shy and nerdy Alphys has asked Undyne on another date. Undyne being the strong awesome fish she is accepted but want more than a date. She wants to make it special...

Hi guys this is a new story based off of the game undertale. Also this is my first fanfic I have ever written so I hope you like it. Frisk is 13 and so is chara. Sans is...

one Day (y/n) stumbled İnto the underground and met the monster and a human?! (any art here is not mine they go to their owners.) © all rights to this stroy is mine

Please give me your full and brutal honesty.

The monsters are free from the Underground. They become friends of a family with one child, or so they thought. Their life changed one day, a few weeks before Christmas...