Crossoverfanfiction Stories

In which Harry Potter is the product of a prank that Loki once played on Thor. But hey, at least he's not a horse, so there's that. A series of vignettes about Harry's l...

"I've spent years trying to convince everyone that we can do this, that what we have is worth something," I said, shaking my head, "but I think that's the...

Hope Andrea Mikaelson, the favorite child. The whole Mikaelson family focused on her too much, neglecting their own children and even abusing them just to appease Hope...

Disclaimer: I do not own Marvel or anything Percy Jackson or Heroes of Olympus related. I only own the storyline. Nico di Angelo has a mortal half brother he never told...

Over 100 years had passed since the battle against Muzan Kibutsuji. All the participants that fought in that gruesome war had all passed away during a time of peace from...

Nobody really knows anything about Natasha Romanov, not even Fury, but that's about to change. But how does Percy Jackson fit into the equation and since when did Natash...

"Be strong, young parker. We will always be with you," the voices echoed again, and Peter lifted the gauntlet. He could hear people screaming at him to stop b...

Summary: "The first group I sent over made the Avengers uncomfortable by thanking them constantly and asking for autographs. The next group stole things to sell on...

When a mikaelson witch runs the wrong way, she ends up meeting a man that she was always meant to be with. With threats from both their pasts will the eternal lovers eve...

What if Harry wasn't regular wizard? What if he was prince of underworld? How would gods react?how would it affect titanomanchy.? Harry potter and Percy Jackson xover D...

『ʙɴʜᴀ x ᴋɴʏ! ᴍᴀʟᴇ ᴏᴄ!ʀᴇᴀᴅᴇʀ』 "A Descendant with unparalleled courage and swordsmanship." During Taisho era, the Demon slayer corps defeated Kibutsuji Muzan...

I've seen some of PJO and Avengers crossovers where Percy is Tony's assistant, but I was like, what if it was Nico? Because I love Nico and can never find enough fanfics...

After his death, Kakashi gets sent into the world of BNHA. He still has all his powers and memories, but no where to stay, which is nothing new to the ninja. After a few...

(HxH and BNHA crossover) What if Izuku is a Zoldyck? A mysterious event happened on Kukuroo mountain. This made the Zoldycks live over the years. After a century, sure a...

Allen's been abandoned by his own family, friends (at the order) and humanity in general. His only family are the Noah and his only surviving, real family, is Nea. After...

Harry Potter is discovered on the doorstep of the Dursleys by none other than Loki. Loki, sensing his power, takes him to raise as his own. What happens next? Read to fi...

𝘏𝘢𝘯𝘥𝘴 𝘴𝘭𝘪𝘱𝘱𝘦𝘥. 𝘌𝘺𝘦𝘴 𝘸𝘪𝘥𝘦. 𝘔𝘰𝘶𝘵𝘩 𝘢𝘨𝘢𝘱𝘦. 𝘐𝘵 𝘢𝘭𝘭 𝘴𝘰𝘶𝘯𝘥𝘦𝘥 𝘧𝘢𝘮𝘪𝘭𝘪𝘢𝘳. 𝘛𝘩𝘦 𝘳𝘪𝘯𝘨𝘪𝘯𝘨 𝘪𝘯 𝘩𝘦𝘳 𝘦𝘢𝘳𝘥𝘳𝘶𝘮𝘴 𝘸𝘢...

Mori decides to send Soukoku to infiltrate UA. (And maybe finally get his ship together.)

°°° Momochi Zara had died in battle; drowned in the sea of Mizu-no-kuni. As she slipped into the deep blue, she didn't regret. Maybe it was good that way. Kami had othe...

"he's so weird" "I heard he can't use Chakra" "how did he Graduate?" "poor soul he'll be dead after his first mission" He came ba...