Bnhaxundertale Stories

Just like any other Sans X MHA/BNHA, Sans dies but with Chara. Exactly 100 years later, Sans woke up in the middle of Japan. Will he get the hang of his new world? Unde...

This is basically undertale but with deku he falls to the underground during middle School he's determined to get out of it (Pls read I watched jacksepticeye play under...

DISCONTINUED A nice walk to a picnic spot can't do any harm. Just some students, taking a calming day off. Sure, there aren't any pros, but its not like they get attack...

¿An Error in Izuku's story? In a world full supernatural abilities where 80% of humanity has those powers called quirks, Izuku Midoriya doesn't have one....or does he? W...

The students of UA have graduated and have already joined some hero agencies to start of their lives as new heroes. Having been through quite a lot they think they are...

Izuku Yagi, a kid whose dreams were shattered from 4, one who was subjected to neglection by his parents, but this isn't any ordinary Izuku Yagi story, what happens when...

my first fanfic and I am not good at titles and descriptions after the monsters were killed sans soul somehow survives and looking for a pure hearted person to wield hi...

What if quirks appeared in real life? ( The world we all live in ) The story focus's on a 14-year-old kid named Ryan who is a sophomore at their high school! Hope you en...

Classic finds himself in a new place after another RESET, later on meeting up with Red. They become friends with new people and eventually meet up some familiar faces. W...

Izuku is a 15 year old boy he is a UA student He have a quirk cant ONE FOR ALL (OFA for short) Izuku is exploring mount ebott because he was curious when he was a kid...

Ah look, another Undertale x BNHA crossover. In this story, sans always loses to Chara in his never ending battle against her. Then, one day, mysteriously, someone "...

Because of your "Quirk" and your Appearance, You've been Ostracized your entire life. Even your own family didn't like you, But when you encounter someone whos...

(Y/N) (L/N) had an interesting quirk, to say the least. Years of forced training had paid off, but she still felt like she were missing something. However, one thing tha...

Izuku, Uraraka and Shoto all have weird dreams. They each meet one member of the Skeleton Family. W.D Gaster, Sans, and Papyrus.

** Formerly titled "Lebensmüde" ** His world faded to black. All sensation disappeared. The question resonated in his vision. WILL YOU CONTINUE? He reached out...

this story including some of my OC so this maybe will including ship but idk When allmight takes ofa again Deku has done it than ran to the forest then met a new friend...

What if Izuku had three quirks. What if one had to do wi the the sans au's?

Basically this will be a Deku verse let's say this will be a rewrite and I'm giving him a quirk called pj's daycare. Undertale Au related.

Power...Power beyond time and space determination and magic combined into a single type of power able to conquer or save universes with a green cinnamon roll being the c...

it was a normal day for the rest of the ua students & pro-heroes,until when the summer vacation comes in again,this time they we're invited to a place that they promise...