Kustard Stories

Classic merely wanted for Fell to keep his promise. He wished that they'd always be there for each other. Fell constantly got into his own head, fearing the thought of c...

As long as Classic can remember, he's always had feelings for Fell. He's not sure when these feelings started but he knows he would do anything for Fell. He swore to him...

A genocide run ends with Frisk smashing Sans legs into pieces, killing him, the kid resets and his magic is left to figure out a way around this problem. (UNDERTALE) Ho...

Warning this contains suicidal thoughts. If you're sensitive to that sorta stuff I don't recommend reading this.

Book 1: The bad sanses x depressed classic Book 2: The one who started it all Book 3: The best days Book 4: A new member In an au far away lived a sans named fell who...

The king of hell (fell sans) saw a new monster in the after life, an angel (classic sans). Though he was in hell he still wants someone to love. So how does he make clas...

Undertale, Classics AU, meets alternate versions of Sans, but things take a turn between scercts and trust between them.

I (fell sans) was walking with blue (swap sans) to classics house for a sleepover. but when classic welcomes us in... .

(This is my first story so no judge plz) "Your a cutie Sansy" Red said. He's drunk he doesn't really love me "Sure" I said back *broken* ...

Uh...... this is my first story writing so.... im not so good at english but im trying my best. if this story isnt good just tell me....and im warning ya im a sinnful pe...

Sans was having another nightmare about another reset.He was traumatized because of that dream since the human promised to never reset again. Will Classic stay like this...

-VERY ANGSTY- Error gives up. there's no point in fighting anymore.. He gets captured but doesn't care. Ink and the council decides to send Error to prison for life but...

Sans had tried. Hell had he always done his best to make sure Red was happy, make sure he got better. But hell could the bastard be so damn ungrateful. Always behaving l...

Classic and Fell has been together for about 2 years. But, everything suddenly changed as Classic found out that Fell had been cheating on him, with Blue of all people...

Killer ends up in a small trouble, I said small? I don't think having a baby of the Nightmare is just a little problem. How will killer solve this? Will he be able to hi...

If everything went well - a bunch of oneshots with a bunch of ships. Rules and requests inside. Also please don't leave any suggestive comments, there's a reason why thi...

Ink and the other sanses were just having their meeting when suddenly they were pulled in to a portal. When they woke up all of them were all tied up. They tried to use...

[COMPLETED] Error sat in his bean bag enjoying the silence of the anti-void. He was wearing his normal red glasses and was fixing up some rips in his scarf from a fight...

Masks. Cross knew all about masks. He's been wearing several for as long as he can remember. He won't let his mask slip. Not now. Not ever. One of his classmates -the mo...

Classic Sans incidentally finds himself working as a maid for eleven different skeletons in a mansion, after accidentally breaking a statue worth millions of dollars. Wh...