Imagine a world where every person with a Quirk is equal to every Quirkless one. A world where no one has to die. A world where Heroes and Villains don't have to exist and no civilian or innocent has to be in a crossfire... Such a world can exist, But everything comes at a price...

What if Frisk from Undertale went to the world of One Piece? See what happens as Frisk goes on a new adventure!

Dans un monde, une jeune fille négligée qui cherchait une fleur pour un professeur afin de gagner de l'argent pour s'occuper de sa sœur est tombée dans un monde rempli de monstres et les a libérés. Mais dans la ligne temporelle située juste à coté, la guerre n'a jamais commencé. "Je ne peux pas en mettre plus parce que manque de place. Traduction de fic."

La vie de Léa change du tout au tout quand des monstres surgissent de nulle part pour l'attaquer et qu'elle se retrouve contrainte de vivre dans une académie loin des humains.

The Underground had seen an incalculable number of resets. Frisk, Sans and Flowey are tired of each reset, but in one reset, two new people fall into the Underground. Will these two break the cycle or will they become a part of it?

They just wanted to be themselves. Their parents didn't listen. They didn't understand. When their parents wanted to send them to a conversion camp, they decided it was time to run away. After an incident in the nearest national park, they find themselves in world of monsters and magic. Then, along their journey, they make friends and find themselves too.

Undyne, the Spear of justice, has finally gained enough DETERMINATION to transmigrate herself to a different universe. after the slaughter of her home, she will venture to another universe and try to save it like she couldn't her own. My Hero x Undertale OP! Izumi. Fem! Izuku

Mario must save Asriel from the evil Yamcha!

With no memory of how he got there, Frisk has to work together with another human to survive(and maybe save) the underground. But how can they do that if they can't reset and the other human is less smarter (and way stronger) than them? (Prequel to Doki Eddy Literature Club)

I'm sorry for not doing anything with date a tale so insted I will make it where I make lil scenarios with Sans and date a live characters. So enjoy

It's Kris anniversary and she didn't remembered it. Unknown to her, her friends made a very cool gift to her.

after opening up a mysterious book she found in her bookshelf,toriel is transported to a new world and she will have to protect it from the threat of the Waves

Another human falls on the Underground. This time, is a pre-adolescent girl called Kris who escaped from a abusive orphanage.

Compa and Iffy were discovering a new mountain called mount Ebbot but they wind up falling into the cavern where the monsters reside. Would they have to fight to get free, or are these monsters not like the ones in Gamindustri? Will the folks in Gamindustri try to save them? Is there a dark secret in these Caverns? Will the two girls know what to do when the time comes?

After her family fell apart, Lilith Pleasant ran away, but that wasn't all she was planning. When she jumped into Mt. Ebott, she never expected someone would care for her with no questions asked. Oneshot.

Goku is ordered by the United States government to blow up the world of Undertale.

The adventure that took place in a different universe.

Worlds collide when Alphys accidentally creates a portal (or two) to the Warriors universe. While the monsters rejoice at the chance to reclaim the surface, the four Clans must come together to face a new threat. Set one month after a Neutral Pacifist run and one moon after the battle with BloodClan, respectively.

After fighting in Chara's genocide run for what seemed like a lifetime now, Sans devised a new plan to get rid of the wraith, in the hopes of giving his brother a happier life. In doing so, there were unintentional side effects and Sans found himself in an entirely new world. Undertale—more specifically, Sans, meet the Marvel Cinematic Universe.

What if by some curious opportunity, instead of Wonderland... it was the Underground, the realm of monsters that Alice fell down the rabbit hole into? It's a world just as curious, with as many colorful characters, and things to discover... but is 'kill or be killed', 'mercy or violence', 'a good time or a bad time'. Can her curiosity and imagination open up into determination?

After completing the 2 main Undertale routes. Lincoln isn’t the same person anymore. As something happens to him that even slightly changes his appearance. How will his sisters react? Will they accept him for having determination powers after being gone for so long?

When Unspeakable Hermione Granger went to investigate a time-magic anomaly, her research sent her down a rabbit hole she never would have expected.

Deep below the earth with little memory and echoes of Blood coursing through her, the Good Hunter awakens in the Underground. "This doesn't look like a Chalice Dungeon."

Jaune Arc climbed a mountain outside his home village. He fell into the famed mountain. Now he needs to find a way out. But things are rarely easy, so he has to take on an odd gauntlet within Mount Ebott. Monsters aren't always Grimm, and not always bad either. All he can do now... is remained Determined.

Error, the former god of destruction got himself an interesting friendship. He's friends with the pirates that has chaotic tendencies. I do not own One Piece nor Undertale. Be mindful that Error is different from the OG FGOD Error. He has friends.