[Kamen Rider Den-O x Reverse Isekai Uma Musume Crossover!] Years after Kamen Rider Den-O defeat Imagin and save the timeline. Kyotaro Satoh is a normal college student work at his parent's cafe and take care of his little sister, but he is secretly a Kamen Rider Nerd and has a certain robot cat friend when he was a kid. One day, he saw a horse girl is in his café. Then suddenly an Imagin attack Kyotaro as he run away but an red Imagin save him, the red Imagin reveal it was Momotaro who chosen him to become the next Den-O. Kyotaro accept the power and become the next Den-O. He is reunite with his childhood friends who found the horse girl and bring them to see Kyotaro. Kyotaro think he start another jouney to find the Horse Girl who appear in his world and fight Imagin to protect the city as the next Den-O.

[Kamen Rider Agito x Reverse Isekai RWBY Crossover!] Years after Kamen Rider Agito defeat Overlord, the world is peaceful again. Hikaru Shindou haven't overcome of his first love passed away, and he was trying to move on. He fufil his girlfriend's promise to watch his favorite Kamen Rider series, Agito, and her Anime Series, RWBY Ice queendom. He watch the first episode before gazing at the star. He see a shooting star and ask the star to grant RWBY transport to Earth as an joke. Later he meet Team RWBY on his bedroom, the Lord is attack the humans as Hikaru tried to protect Ruby but he awaken the seed inside him. He become the next Agito as he learn his powers is chosen to protect the Earth from Lords, Grimm, and other criminals.

(Y/N): "HENSHIN!!!!!!!!!!!!" (Y/N): "CHOU HENSHIN!!!!!!!!!!!!!!!!!" (Y/N) (L/N) AKA Kamen Rider Kuuga who was the savior of mankind and he is the third chosen one of Kuuga because his own mission is protect the mankind from danger. Then (Y/N) who was born from 1945 to 1980 that he is gonna be older for what he was expected to become and however that (Y/N) just found something else in his own home when he and his parents move to the town called Hawkins India that he found a belt. But something else more disturbing him when he saw a belt and looks like old with ancient like long time ago...this is pretty much old. However, (Y/N) was grab it and he is going to accept it for what he need to become a superhero for what he become is Kuuga/The Savior of Mankind. But with this power and ability for what he gonna use power for responsibility to save the people from dangers and evils. He will stop Vecna and Demogoron for what they planning to do is destroy the mankind out.

Sosuke Tomari is a former race driver now a deliveryman, moved to America from Japan couple of years ago. Taking care of his orphan niece is a huge responsibility to him after her parents died, in secretly he is a superhero back in Japan, known as Kamen rider Drive the car themed speedster hero defeated aliens monsters and supervillains to defend Tokyo alongside with his robot sentient A.I belt known as Mr. Belt. Now.... Drive have to unite with Iron Man, Thor, Hulk, Ant-Man and Wasp and other heroes like him. On that day, they become Earth's Mightiest Heroes Avengers. Start our engine!

Do you ever wish you had been born differently? If so, it might mean you're not fully appreciating your life and are yearning to be someone else. While striving for self-improvement is important, it's easy to feel ungrateful. However, it's essential to consider those who are genuinely less fortunate. Wanting a different life isn't wrong at all. Many who have been blessed sometimes overlook their good fortune and judge those who long for better circumstances. But those struggling are simply expressing their sadness over unfair realities. I know this feeling all too well. My life started with tragedy; my mother died during childbirth, and my father left to escape the responsibilities of a sick child. I grew up in a hospital, feeling lonely and sometimes seen as a cautionary tale for others. I've accepted my fate, recognizing it's beyond my control. I find peace in the belief of a better afterlife, so I don't resist my current situation. Still, given the chance, I would love to be the best version of myself and show true gratitude. This is a crucial moment for me, a turning point as I embark on a new chapter in my life.

[Kamen Rider x Reverse Isekai Project Sekai Crossover] Years after Kamen Rider Blade seal the Joker Undead as the world is peaceful. Kouki Sakamoto and Seiji Ogawa are high school student with different personality, Kouki is short temper, and Seiji is Meme guy. One day they return home, Kouki has a dream and seeing Sakuya Tachibana is in his dream. He explain to Seiji and Kouki that their world is merging with world of Project Sekai so he give them the Buckle to fight. Kouki and Seiji take the buckle before they woke up and see their waifu is become real in the real life world which shock them. However the Undead is back as Kouki and Seiji chosen to become the next BOARD Rider to fight for the world and the melody of this world. HENSHIN!

[Kamen Rider Kuuga x DC Universe Crossover!] Years after Kamen Rider Kuuga save the worlds from the Gurogi, the world is peaceful again. A young man wake up in the Metropolis city and doesn't know how he did end up here but he remember he was going to the convention to buy the belt and going back to his home. He see a belt on his waist as reveal it was the Arcle, he was check the city then suddenly the supervillain attack the city and the young man save the people before Superman came in to stop the villain. However the young man feel different as he transform into Kamen Rider Kuuga. He will rising up to become the hero and help Superman, Batman, and other DC Heroes against the villain as he is the next Kamen Rider Kuuga. CHOU HENSHIN!

The World of Remnant, where those willing to protect others train to become Huntsman and Huntresses to fight the Creatures of Grimm. That is until one day, in the Kingdom of Vale, a man who looks identical to Jaune Arc appears; warning of an impending invasion by a mysterious force he calls Hundred. Though when this invasion occurs and all seems lost, the saviour descends upon the battlefield!

I don't own rwby nor kamen Rider that honner goes to their creators and owners with respect. (Y/n) is a fan of Kamen Rider but, not the normal way. He's a much bigger fan of the second Riders especially from his favorite series Kamen Rider OOO. But never would he have thought that getting his hands on a toy driver would not only be a Rider himself but one in a new world with new threats. Ps this is the first story I'm ever writing so I'm sorry if it's not the best and possibly have terrible grammar so yah. Thank you and I hope you enjoy the story.

Y/n L/n was a fan of kamen rider zero-one as his favorite think of zero-one is his metal cluster hopper form that he only have little money as he only buy the zero-one driver and the metal cluster hopper. Y/n was watching Ranma 1/2 as it was his favorite show to watch as he wish he can be in that world, he was ready to watch the last episode on his computer until a white light blinding him. When he open his eye he was in a dark void as a voice was talking to him as he know the voice was zero-one enemy, it was the ark and he was confused as to why he was here as will. There question was answered by a person who told him that he would like y/n to help ark to be a good person as he will be sent to one of his favorite anime world as he has to try and make ark become a good person.