Louise wanted to prove to everyone she was more than just the Zero. However, she needed help to accomplish that. Unknown to her, she would end up summoning someone who would do just that. Shirou Emiya Aozaki wished to be a hero, but his world discouraged such dreams. However, he was called to a world in need of a hero. Louise and Shirou, Master and Familiar, The Zero and the Forge.

In a cataclysmic clash on Cybertron, the Autobots falter against the vile Decepticons. Optimus Prime, undaunted, orders his warriors' retreat, seizing the "All Spark" for a solitary flight. As the fabric of space-time ruptures, a wormhole ensnares him, catapulting the valiant leader into the enigmatic world of "Familiar of Zero"– a destiny unforeseen.

Louise summons the Leader of the Dinobots Grimlock instead of Saito.Same basic thing as the Familiar Of Zero but with Grimlock and not as much romance that would be kind of weird in this crossover.Familiar Of Zero/Zero no Tsukaima X Transformers: Animated

Well since all the cool writers are doing it, here's my own one shot series.

(Still following my with original Just minor changes. Still following the anime as well.)

The Reclamation has begun and the UNSC Eternity is now on the run after fleeing the Orion Arm - into the safety of slipspace. Only to end up marooned on a strange magical world. Inspired by an earlier Halo x FoZ fanfic called "Zero to Infinity"

Louise, a struggling mage at Tristain Magical Academy, accidentally summons a T-800 Terminator during the familiar summoning ritual. Unaware of its true purpose, Louise is left to navigate the confusion and embarrassment caused by her powerful yet peculiar new protector. Meanwhile, the Terminator's programming glitches, causing it to believe Louise is its true target for protection

Three ace commanders of war are summoned to the world of fantasy and magic as familiars of their own masters.How can they change the world where science and technology never existed?I'm not good at summary so just read the story to figure it out.

Louise Françoise le Blanc de la Vallière Siempre había deseado ser una noble a pleno derecho. En su dolencia, le había pedido al universo el poder y conocimiento para poder tener las características de uno,y en su suerte, el vació la había escucho..fue una lastima que no especificara como quería que eso llegara a ella...Solo y con su arma del gremio, Momonga ha llegado a Halkeginia

Wandering the world since the end of Miraak, the Dragonborn is thrust into another realm. Will he help the realm or will he let history unfold around him? (Story may get bumped to M depending on how it goes)

For the Isekai lovers who love seeing someone else being summoned than the other guy! Louise will perform the ritual to summon her Familiar. Only this time, the one she will summon will be someone who will cause quite the shock and surprise all around him. And the only thing he brings along... Is a Tome? Just what kind of stories are about to be unleashed upon Halkeginia?

Tras dominar toda Equestria, Ainz se sentía que algo le faltaba, deseaba aventura, un susurro, una petición desesperada y un portal le dieron lo que pedía, ahora se encuentra en Halkeginia y una peli rosada ruidosa dice ser su nueva ama, ¿es esta realmente la aventura que deseaba?, habrá que averiguarlo, basado en la NL de Zero. Continuación de Ainz Ooal Gown en Equestria

Ichigo is summoned by a little girl with pink hair to be her pet. He not-so-kindly refuses. Crossover.

When Louise attempted her summoning, the last thing she expected was being brought face to face with an angry God. Now forced into an unknown world vastly different than her own, she must prove herself to be the very best, like no one ever was.

"A new overlady, you say? She's a little short, although her temper is impressively vile. Oh well. Needs must when needs must. Too long have the lands of Halkeginia gone without true Evil. There are fluffy bunnies and happy ponies all over the place, frolicking! It makes me quite sick! No, it doesn't matter if she wants to or not. Because Evil always finds a way."

Following Denji's first transformation, and fight against the Zombie Devil, he is whisked away to another world. Before doing so, Pochita gives Denji the ability to conceal his devil nature so he can live a normal life, preventing him from transforming. While feeling optimistic about his new life, his pink-haired summoner is far less enthused about her new, ill-mannered familiar.

Louise, mocked for her lack of magic, aims to prove herself in a familiar summoning ritual. Despite low expectations, she inadvertently summons deceased Noble Team members Jorge, Kat, Carter, Noble Six, and Emile as her familiars. This unexpected outcome shocks everyone, including Louise, as they come to terms with their new partnership.

Louise's summoning of her familiar was supposed to be the ultimate, final proof that she was truly a mage. But, instead she somehow found herself in a place called Raccoon City on an entirely different world. A world where magic didn't exist, and when that world falls apart, she and the boy who was supposed to be her familiar must fight for their lives against the evil around them.

In a tale of redemption and heroism, Vader is illuminated by his son's love, offering his life to safeguard Luke's future. As he prepares to unite with the force upon the 2nd Death Star, destiny calls him forth as the chosen familiar of the enigmatic Louise. Will this new world allow Vader to rise from the ashes of darkness, reborn to a life unshackled from shadows?

Two brothers are summoned by a royal pinkette to become her familiars only problem is that she sucks at magic, so now they are trapped in a world they don't know forced to become her servants but a invading force will force them to take up arms to protect this new world from the Helheim. (Currently fixing up older chapters)

Okay, we all know the song and dance, right? Louise summons Saito, kisses him, makes him her familiar, and then heaps of abuse come after. Great, now that it's been summarized, let's add a twist...what if Louise DIDN'T get Saito? What if she ended up with someone who was different in every way? What sort of impact will this new person...this new woman have in Louise's life? R&S

Louise summons a GLA command truck and a bumbling manservant with a sledgehammer.

The one armed wolf had fulfilled his purpose. He saved his master. But now what? Maybe there's another master to serve. As a Shinobi, as a warrior, as a familiar. This is my first story, so please be nice.

《The final passage reads: 'On that Fated Land, a Great War shall transpire. Darkness will prevail and the Light expire'. You really think you can change the future?"》 A mysterious World, a journey to change fate itself, a special emotion. "There is One Sky, One Destiny, even in the Other Side" 《 May My Heart Be My Guiding Key 》

louise finds book which is connected naruto universe. Let's see what happens as the story continues.