Undynexalphys Stories

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...

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...

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...

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...

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...

That Undertale Monster Zoo Fanfiction no one wanted where Sans is small and centric along with Papyrus. You're welcome.

Sans has always been a secretive person, he just didn't tell people about himself often even his closest friends or even his younger brother his past has been forgotten...

This story is going to be an AU that I'm creating. It is about the war against the monsters and the humans long ago. And what it would be like if the Undertale character...

On hold "You have the most beautiful smile Y/n." "How do I look?" "You love lovely today and everyday!" This is a Friskxreader! You and Fri...

-FIRST BOOK OF THREE- Ever since the War, magic humans have been training to kill all monsters when they escape. They've even built a special school designed for teachin...

Basically, I will just be giving my opinion on various ships, it's in the title '-'

ask or dare the undertale crew and their kids! The ship is.... Asriel x Chara Sans x Frisk Asgore x Toriel Undyne x alphys Papyrus x Mettaton Swaps au Papyrus x Chara ...

Welp. Two of my friends @maddy_g17 and @LeviAckermanERERI29 are making amv books, and I decided to do a similar thing... But with Undertale! I don't care if I look like...

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...

chara takes a toll on the new timeline that frisk had worked so hard to build up.

Imagine something for a moment. Imagine if you believed you had a power over the world around you. Imagine if that power gave you thrill and excitement like no other, no...

Frisk a human kid frees the monsters from the Underground but what happens when two skeletons meet three distinct humans. Find out in this punny adventure. I was sitting...

An au story about rogues and a group of heroes. Monsters and a human fight to defeat rogues and ceep their lands safe. Thankyou for over 80 reads, i swear every time i...

After freeing monster kind and saving Asriel, Frisk starts to develop feelings for her new goat brother, does he feel the same?