All Might and All For One are beating each other up but due to Tartaros' interference they end up bringing in a random girl. What changes will this bring to our cinnamon roll? Fair warning, the story is in Spanish so you might want to use the translator on your PC or the fanfiction app itself, because I honestly don't know how bad it could end up if I somehow translate it into Engl

After convincing his family to let him try and become a hero Naruto Uzumaki gets into UA and joins them as a hero student SINGLE PAIRING

Monkey D Izuku has always dreamt of becoming a Pirate and a Hero as well, but he couldn't do both. Until his mentor and the man he looked up to the most Shanks told him, that he can be both, a symbol and a Pirate at the same time. Izuku will venture out in the seas and find the worlds greatest treasure, and become King Of The Pirates, and become The Symbol Of Freedom!

The heroes end up getting sucked into the Funtastic World of Hanna Barbera's Jellystone where things get a bit crazier than expected!

Samuel-034, does not have to learn how to be a hero, but to actually be a kid again. Although, being a hero doesn’t seem to bad to him.

Izumi Midoriya has lived hating her quirk. Not because it was weak or otherwise useless, no, she'd rather have a weak quirk. Her quirk was powerful — the same quirk as her Villainous Parents. Welcome to the Reworked Fic

I have another crossover idea this time with multi stuff from anime, games, cartoon, etc read to find out

Inspired by the YouTuber Sacred Saiyan's MHA-DB Crossover, this fanfic plucks Goku out from his universe and transplants it into the world of Heroes. In spite of his abnormalities, he was accepted into this world and he'll soon grow into becoming a Hero, as his adopted father had. However, he will need the guidance of his teachers, to mold him from a loose cannon into a legend.

Sonic was in the middle of an important mission with his friends. He soon winds up accidentally causing Chaos Control! Now he finds himself in an unlikely situation… he’s surrounded by quirks & even more heroes! He soon runs into some unlikely allies so they can help him find his friends and get them home. Little does he know that Dr. Robotnik is here in Japan…

Izuku had given his life before, only to wake up a vampire. Since then, he had been torn too pieces far to many times. Hopefully, the same didn't happen at UA. And no, his masochistic tendencies didn't justify it if it did.

Sasuke was born with a quirk like everyone else, although unlike everyone else his family was killed by All For One when he was 9. Since then his hatred drives him to seek power at UA High School, but what else will he find at this school? Allies? Friends? Love? A new purpose? Find out what Sasuke experiences here along the Path of Vengeance.

Desde que la Tierra-6160 fue invadida por El Hacedor (variante malvada de Reed Richards de la Tierra-1610), todo cambió, para crear un mundo sin los héroes que la defendieron. Pero El Vigilante ha tomado una decisión y traerá a alguien ajeno al multiverso Marvel, para arreglar el desastre (Izuku X Harem)

After the U.A. Sports Festival, Izuku was chosen because of 'his' 'quirk', to go to America to protect a school and determine if the students there and their abilities can be allowed to enter the hero world. Except this isn't just some ordinary school. It's an actual MONSTER SCHOOL! AAAAAAAAAAHHHHH! - Harem/Lemon story

Izuku wants to be a hero but do to him being born with what people call the villainous quirk, which people believe that he won't become a hero. But that won't stop him from becoming a hero, even though his quirk turns his head and arms into chainsaws he will become the greatest hero that this world has ever seen in change the ways have people see villainous quirks. (Deku x Harem).

It all started when Deku bumped into a Meloetta.

This isn't the first time something weird came out of the pipes for these heroes.

Izuku lands in the Pokemon universe full of adventure while gaining a new family while taking on the Unova league to get strong enough to achieve his new dream.

Marinette & Adrien have gone their separate ways for the time being. For several months, things have been going pretty well. When things start returning back to normal, two new classmates show up out of nowhere. Things start to unravel & everyone is getting together to find out what’s going on. Little did they know that something was going on in the shadows… A sequel to AMFT & Q&MC

Jayluf Viller is a normal teenage human being that sometimes feels that he's... something not normal. Having lived in a research facility all his life, he'd never seen the outside world, at least until now. Although his past is shrouded in mystery, he's confident he can become the one thing he's trained to be, a hero! But his quirk may be more than meets the eye.

Due to the meddling of the GateKeeper Catherine Elizabeth Halsey, from the Halo Universe was raised in the MHA universe. Because of that, when All Might was critically injured, Halsey was given the go-ahead by the HPSC to begin the Spartan project.

A man reincarnates in the body of a boy who suffered a tragedy, only to realize that he is in the world of My Hero Academia. What's even stranger is that his quirk seems to have the abilities of Nen and Haki.

Summary inside

More detailed summary inside./ Summary in a nutshell. Miruko gets sucked into the Doom Universe and then meets Doom Slayer, who is apparently izuku midoriya, and they go back to the MHA Universe to kick some demon ass.

More detail summary inside, shortened summary: Izuku is such a trouble magnet that he becomes the most feared vigilante in the world and gains the title of Baba Yaga, 'All By Accident.'

Full summary inside: Izuku along with many others get trapped in SAO and after 2 years of fighting for their lives, they are finally out. What happened during their time in SAO and how would the rest of their lives turn out?