Aincrad appeared just as the Minbari were about to attack earth, now the players have to pretend to be something that they aren't while everyone else reacts to their arrival.
This kingdom was built by slaves that wanted to live in it, all were welcomed and all were accepted, but not everyone wanted to share with everyone else.
How the major players of the Warhammer universe escaped
Humanity has been divided, all of the normal Humans now live on the moon, while everyone else stayed behind. The magus that survived are given the chance to escape, but they have to do it without anyone finding out.
Something has happened and the world has changed, now everyone has to learn to adapt, luckily they arent alone. xovers
Aincrad falls into the world of Arkinghts and it has something extremely valuable to the people of this new world.
Sword Art Online is over, unfortunately, everyone died, but something took pity on the players. Now the players have to learn to live in this new world
A plot I had enjoy multi crossover
It started as a game and things got out of hand from there This is a plot bunny I had but couldn't make a proper story so have fun reading this [Not a real story]
Kazuma finds himself in the world of Naruto because of one of Wiz's magic tools and he's somehow regressed to the age of seven with his mind and skill intact
Kazuma manages to return to his old world but he isn't alone, and the world itself isn't so normal
Kazuma and Aqua find themselves in a new world, unfortunately they have no idea what brought them there
Kazuma- and Dust along with Jaune Ark ended up in runeterra, now they have to deal with the consequences of their actions
Aqua and Kazuma are taken to the world of Escaflowne
Kazuma and Princes Iris find themselves in Camelot with no way of going home
Kazuma and Aqua arrive in a new world and not knowing what else to do, they decide to do what they usually do. Unfortunately, their good intentions catches the attention of two warring kingdoms
Aqua and Kazuma arrive in the Final Fantasy universe before Cloud has grown up.
Kazuma and Aqua somehow ended up back on earth but they aren't alone and they ended up in the wrong place and the wrong time
Konosuba- Familiar of Zero- Sword art online
People from different games find themselves in 40k after the thirteenth black crusade