A cruel and unforgiving world, an enemy of unclear origin hellbent on finishing a war of extermination, its victims and their desperate attempts at resisting proving just as futile as the hopes of the men who led them. Many died and would continue to die, none of them doubted that reality. But what if...

With the advancement of technology and the dwindling of the Titan's influence, Marley is desperate to maintain their seat of power. But what they don't realize is that their quest for power may gain them an enemy worse than the people of Paradis island. (Talokan in the world of AOT)

Silco saw a reflection of himself in the boy. A soul that yearned for a better future. For freedom. And for revenge. But Eren Jaeger yearns for things even Silco dares not dream of, and he will not rest until the sons and daughters of Zaun are safe, and Piltover is burnt to the ground. No matter what sort of monster he has to become...

Izuku and Eren are summoned by Gamer Bussnes Man telling them that they have to beat Hitler in a war. Who will win the war, read to find out.

Heavily based on Random Crossovers' Enemies of Humanity's Past After the Colossal Titan suddenly appears and kicks the wall in, a gigantic, mysterious cyborg rises from the grave to save humanity just as he had done in the past.

During the infamous battle for Trost, Eren Jaeger and Mikasa Ackerman are transported to a brand new world. Accompany by their new ally The Doctor, they must battle Titans and Daleks alike in order to return to their world...

Flowering, blooming. Eren, and the seven other scouts, he had trained with since he was fifteen years old, never thought they would wake up in a different world, in a beautiful estate. There they realize, despite these people's supposed freedom, it's killed or be killed, or in this case, eaten. Humans against demons... Cross-posted on quotev

Some members of the RWBY cast are summoned to watch alternate versions of themselves in the world of Attack on Titan.

Following the tragic death of her parents, Anya Forger swore an Oath to liberate the Eldian people from the evils of the outside world.

After retrieving a stolen device goes awry, Team RWBY lands in a world where humanity is seemingly on the brink of being driven extinct by giant monsters known as Titans. Plenty of their friends soon join them, and as they fight for their survival in yet another world where even the strongest can fall, they begin to learn just how cruel, while beautiful, this new world truly is.

Naruto y Eren son invitados por su amiga Sakura a una fiesta que organizan los estudiantes de su carrera. O eso les dijo ella… porque, tal vez, Sakura y su compañera Hanji tengan otros planes para estos dos despistados. ONE-SHOT / SASUNARU-RIREN / AU MODERNO / COMEDIA / CROSSOVER / ESCRITO EN VIVO

He was supposed to return back home. After helping Rex Salazar to defeat Alpha, Ben manages to put him in the Null Void but instead of ending up in Bellwood,he ends up in an alternate reality where humanity is at the brink of extinction. Perhaps with his presence,they can forge a better future for themselves.

Far from home, surrounded by strange people, strange walls and collosal giants, this ninja's life goes sideways in a matter of hours.

Story belongs to melishade. I take literally no credit at all for this story. I just thought this work of art should be out there for people to see. Upon Sacrificing himself to the Well of Sparks, Optimus reawakens on Earth. But this isn't the Earth he knows, but a twisted one inhabited by human eating giants, with himself and a teenage boy as humanity's only hope.

Armin had always had a fire burning in his chest. Not a literal fire. Okay, maybe not a metaphorical one either.

AU. Eren and Mikasa are new students at Kuoh Academy. They think everything would be normal and nothing special, but after an accident Eren is turned into a devil and Mikasa joins for the ride as the two become pawns. Now the two have to master their new lives as Eren also tries to control his titan's powers. Jealous Mikasa versus Harem of girls.

This is based off of the perspective of the nameless soldier from the game Attack on Titan 2 as well as elements of Assassin's Creed I will be making my first ever series with this so please don't judge to much of my writing style.

Percy broke a promise he made on the River of Styx and has a steep price to pay. Banished to a new world and thrown into another 'world ending' conflict, witness Percy struggle as he tries to make sense of what's happening, adapts to his new environment, and attempts to unravel the mysteries of yet another monster infested world. (Rated M because I don't want to limit myself)

Hiccup and the Dragon riders are chasing a dragon that has been causing problems along the Northern trade route. After a few days of flying, they come across an island with strange rumours and meet some new faces. But Commander Hange and the rest of the Scouts have never even heard of dragons. What happens when their uneasy trust in one another is put to the test?

ASK B4 ADDING TO C2s. Reposting to FFN. Rated M for topics - language. Things never go the way you want them too. 9 years ago that was proven true for Kagome Higurashi when Naraku made a wish upon the completed jewel. A wish that she didn't exist in her world anymore. Sending her flying through the ether to another world where she has had to survive. For better or worse?

Ed, Edd and Eddy were just regular kids living their lives in the Shiganshina District until the day when the Colossal Titan broke through Wall Maria which changed their lives forever. Now, two years after the fall of Wall Maria, the three friends join the military to become the members of the Survey Corps alongside their friends, Eren, Armin and Mikasa.

Before the fall of Shinganshina, humanity had it's best graduating cadets. The top seven were all Oriental, a group that were shunned by the populace. However, these seven did not concern with that and only focused on what they wanted. Following the destruction of Shinganshina, the seven joined separate regiments, all in hopes of finding where they belong.

In the past, a threat greater than what was believed to be by any one nation came into play. To ensure a future, the masters of the past resolved to set aside old grudges in favor of protecting the people. Only a handful were chosen to defend the lives of countless innocents, but could only do so once every generation in a special trial by fire. Now it begins again.

When the future he foresaw years ago was fulfilled, everything went dark for him. The world continued to spin on, and the events he couldn’t foresee played out with no interference. And after countless centuries, the Fatui finally push their luck too far, reviving a man who pushes ever forward, seeking freedom. And for freedom’s sake, he fights. You know who I speak of.

After an accident with Engineer's new Australium powered teleporter, the entire RED team is teleported to a land where monsters known as titans rule the world and the human population is sent behind walls. What will the RED team do? Do they try to save the people of this twisted Earth or look for a way back home? Answers lay within the tale of Attack on Fortress!