Island of Giant Insects X Primitive War. During the Vietnam War, a recon unit ventures to an isolated jungle valley to uncover the fate of a missing platoon. They soon find themselves in a fight for their lives against an unexpected enemy -- prehistoric dinosaurs. But (Y/N) (L/N) who was lost and he was in battle of Vietnam since he fought some enemies of VC but until he didn't know what was in the jungle and then he found out there was a slaughter with massacre village that it is attacked by some kind of creatures. But (Y/N) who was trying his best to figure out what behind this...but he know one thing is...it wasn't VC attack and it was something else. A strange plane came from the portal where it is flying to the 68's Vietnam War that makes all everything goes insane with riot . The survivors who got out of the plane but they won't even know what's coming.

During an ill-fated concert disaster, the two best friends Shou Ouhoshi and Hibiki Tachibana manage to survive the devastation of a walking natural disaster known as Noise. Two years later the two of them awakened the power they had unknowingly acquired. With the threat of Noise and ancient monsters known as Grongi. Their lives will never be the same.

Human is fighting for their lives against the Disas. Magical Girls protects the humanity from the evil beings. But in another world, there's game is going on. The game of death that will end with only one winner. The fighters power is above the Magical Girls or even the Disas. Mirror World, a place where there's nothing but Monsters. Thirteen people chosed to fight in the game to the end, sacrificing themselves to free from the hell. I add some cards that I just made up. If you don't fight, you won't survive. Suggested by dcraus123

Yagurama Hiroto has been chosen by Tendou Souji to be the next Kabuto. He and his partner, Shuu Raiga will protect the world from the remaining Worm and Noise. He will help the Symphogear user to protect the world. Inspired by Fenix1475, after reading your books, you are the reason I able to make anime x kamen rider story. Thank you for your inspiration!

This story is about the boy name is Y/N lose his memory because there is one accident that he be attack by monster and last time he remember that one men with red armor just save he life but he family didn't make a live He has power the same as the red armour guy and promise to world he will save the world agains Noise And Monster for Amazons

Kagashi Yutaka and his childhood friend Tatsuya Ikari were just living a normal life until one day a portal out of nowhere transported them to another world where monsters known as Noise threaten humanity. With just a mysterious suitcase and each other, will they be able to survive in the other world? Inspired by Fenix1475 and Dekaconvoy. I see a lot of kamen rider x symphogear story and I wanted to take a crack at making my own version of it. Hope you all can enjoy it.

This a Story of a 18-year Old boy Who suddenly got woke up in Another world that He didn't recognized. He Found A Briefcase That Contain The "Zero-One Driver".He Also Found out that there's Monster Called "Noise" in this world So He Decide to Become The One only Kamen Rider Zero-One. (A/N This is My First Time Ever to Write a Fan fiction So Please keep that in Mind. ALSO THIS STORY WILL NOT HAVE HUMANGEAR IN IT. i know its One of the important aspect of Zero-One But i want to try something different ) I do not own both Symphogear And Kamen rider Zero-One. All Rights Goes to The Symphogear Team and also Toei company.

A new Decade is forced to go on a Journey within a new world, what types of people will he meet on it? Y/N will need to face new challenges in it. Will he destroy the world?

Y/n wakes up on a bench with a strange suitcase next to him. He suddenly gets ttacked by strange creatures called noise. How will he survive in this strange looking world?

After Souji Tendou and the riders defeated the worm's. Peace was restored but when spacequaks start to appear and not just spirits came in to earth but the worm's returned and try to hunt down the Spirits. even though the A.S.T can handle the Spirits they can't handle the worms. lucky Souji's son name Y/n Tendou is the new Kabuto and together with Shido, his friends and other riders they will defend the town and the spirits from the worm's.