Crossoverfanfiction Stories

Y/n came from the world where titans are the enemy of human kind, a younger sister to Levi and sadly, discovered as a traitor to humanity. Finishing her final battle, s...

"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...

Nahida and Wanderer find themselves in another world after being attacked by someone unknown. They'll try to find a way back to Teyvat, but they'll have to survive the d...

Due to a Rayshift malfunction in Chaldea, Hans was transported to a different reality where Alaya was beyond reach. Now in a new world, Hans Christian Andersen must nav...

When your family ignores you but you still did your best to support them only to find out they never cared about you at all, what do you do?. What if you get the chance...

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...

Katara ends up in one piece. 4th in #onepiece in 04/23

Avatar :- A 15 year old forgetful y/n tokito learning the life of Pandora...unknown that she is not such a normal girl...she is far from normal Avatar the way of water...

My name is Atlantia Brooks and I am the last demigod alive. Born to a siren but also every Greek, Roman, Egyptian, and Norse god and goddess, I lost my demigod family to...

Percy Jackson's half-sister, Cordelia, is one of eight demigods prophesied to defeat the Giants. What happens when she saves Percy and Annabeth at the end of Mark of Ath...

-- Completed -- Harley Jaida Beck is a tribrid. Part vampire, part witch, and part werewolf. She was born to one of the most powerful witches in existence, Macie Beck, a...

In a world where magic and politics collide, fate weaves an intricate tapestry connecting two souls across realms. Harriet Lilian Potter, the savior of the wizarding wor...

Percy Jackson has finally found peace, but even he should know that peace doesn't last long. What happens when Dumbledore comes to Chiron asking for a favor? What if onl...

[THIS BOOK HAS BEEN ON TEMPORARY HIATUS SINCE: 20th February 2023] Twins Harry and Percy Potter were separated the night Voldemort attacked their house. Percy, after fin...

(Lucifer Morningstar x Venom!GN!Reader) "(Y/N)! He isn't human!" --- Wanting to get away from the painful memories of the Life Foundation incident in San Franc...

Hinata, because of an incident, is now in the BNHA world--- stuck. Of course, to survive and live, she has to adapt to this new lifestyle and all. But still, she has no...

Kaneki after the war of twentieth ward was about to face Arima till a black void engulfed him transporting him to another world. No CCG no other Ghouls he's alone in th...

Apparently, in this world, having pointed ears makes you an elf. Great. In other news, Rin has fallen into a medieval world, and would like to know what exactly is going...

(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...

Everyone knows Midoriya Izuku is weird. If it's his mysterious choice to move up north for his last two years in middle school, or his weird way of reaching for his hip...