CSM MANGA SPOILERS - In all of Makima's wisdom, why wouldn't there be a failsafe intact? Or in other words, a hero of Hell arrives in a world of heroes.

Makima found herself in a strange world after receiving the highest honor of being consumed by the Chainsaw Man. It was certainly a fascinating place that didn't contain Devils, Devil Hunters, or Fiends. Can this world change a twisted influence like her? Can it be untwined into something extraordinarily beautiful, or will she remain forever as she is?

Izuku Midoriy was not having a good day, first the teacher had told the class that he was applying to go to U.A.. Then after Kacchan had burned his notebook, and now there's a sewer monster trying to enter his mouth and take over his body. This is the story of Izuku fining that he can summons Devils, what will he do to reach his dream to be a Hero, and WHAT was your name again...F

Striving, Future, A Beautiful Star.

guy gets struck by lightning sent to the My Hero Verse but also Given a mission by GOD to kill ALL MIGHT and ALL FOR ONE to go back home. Rated T for swearing Chainsaw Man X My Hero Academia I don't own either

What is the price of your Dream? Izuku Midoriya told himself that he would do anything to be a hero. With the Contract made between him and the newborn Devil, he will find out just how far the definition of 'anything' can go. For you must never forget, you may always negotiate the price of the deal. But whether you rejoice or regret is entirely up to you.

Denji is a very poor kid from the country who was going to die because his parent left him nothing but debt. However, he meets a weird dog which he names Pochita, and together they do all sorts of jobs. As time goes by he discovers about the existence of Devils among people and a mysterious girl named Makima tell Denji to enroll UA to help kill all the higher-up devils out there.

"In that moment, Izuku's conviction burned hotter than the embers that enveloped him. A deep viceral sound tore its way out from the depths of his body." "brum-brum-brum-brum-brrrrrrrrrrrrrrrrrrrrr" A story in which Izuku Midoriya was burdened with powers of the chainsawman.

Shinsou just wanted to help.

Volatile: Liable to change rapidly and unpredictably, especially for the worse.

Tekijugu also known as the insect demon from chainsaw man was killed brutally by makima. however despite teki died his other half manage to survive causing him to flee from the building. while in his insect form he flie's out of japan and tries to find a new host until suddenly for some reason he ended up at an apartment with a human teenager sleeping inside causing him to be him.

Izuku Midoriya never gets the chance to impress All Might and inherit One For All. Instead, a devil listens to his dreams of becoming a hero and decides to make a contract. Make way for The Chainsaw Hero, Deku!

This isn't the MHA/CSM crossover fanfic you expected for :)