characters from different universes somehow end up in the subnautica universe and now have to survive with their powers weakened and having Leviathans chasing there heels

After all that went down in Happily Ever After Team RWBY and Jaune are ready to return to Remnant but unfortunately while Jaune returned Team RWBY were somehow sent to another world completely unknown to them and they're in for a shock of a life time

Penny sacrificed in order to pass her Maiden Power to Winter Schnee, The Older Sibling of Schnee. However, Penny gave a second chance into Another World meeting new friends, new powers, and new enemies. Will she able to find her home and stop salem? Only the story will tell. Cross-Posted AO3 and FF.net Inspired by Zi-O Rider Time: Roze from Remnant.

What would happen if Taiyang hadn't let Summer leave alone? How might things have changed if he had gone with her on her last mission? Summer did not die alone, but that is little comfort to those left behind. Qrow shattered, Glynda was supposed to be assigned to help him, and a woman that never should have been a mother. This is the story of the Branwen Sisters. (Com story)

Poorly written collection of Ruby x M!Reader one-shots.

What if, team RWBY never fell into the Ever After? But, they fell into Teyvat instead. What challenges will they face, and more importantly, will they be the only ones from Remnant there?

A mysterious package from a dying world arrives at Beacon Academy, carrying the final wish of a man whose civilization was destroyed by nuclear war. Inside are DVDs containing a legendary television series known as Kamen Rider Revice. With nothing better to do on a quiet Friday evening, Team RWBY decides to honor the stranger's last request and watch the show. What begins as a simple movie night soon turns into an unforgettable journey as Ruby, Weiss, Blake, and Yang witness the story of Ikki Igarashi, a young man who gains the power of Kamen Rider Revi after forming a contract with his inner demon, Vice. As the girls react to epic transformations, powerful Rider battles, hilarious demon antics, and emotional family moments, they begin to see surprising parallels between the heroes of Earth and the Huntsmen of Remnant. Along the way, they question the nature of good and evil, the meaning of family, and what truly makes someone a hero. Join Team RWBY as they laugh, cry, cheer, and experience one of Earth's greatest hero stories for the very first time. When another world's final legacy reaches Remnant, four Huntresses discover a story that will change their lives forever.

(I do not own RWBY or Kamen Rider. Each series is owned by Rooster Teeth and Toei respectively.) The World of Remnant... A place containing peace... And ruin... Grimm and Demons cause chaos wherever they strike. But how does one fight Demons? With the power of Demons themselves.

Hiromi Kadota was one of the founders of Union Academy, and made it for the sole purpose of training a new generation of heroes to protect the world. However the Union Council became corrupt and power-hungry, and the other headmasters planned to get rid of all powerless students. Hiromi knew this secret and tried to expose them, but got killed along with his wife. To try to hide their secret about his death, they decided to enroll his son Souichi as they decided to try to prevent him from finding out what happened to his father. However, Shouichi decided to use the Demons Driver and the Vistamps that his father left to him as a gift. He decided to lay down his life to ptotect people instead of fighting for fame and money like the current Union Heroes do. He will bring back the true meaning of being a hero.

Isis Lost an ordinary boy with a passion for music, one day inherited a device from his uncle after his dead and become the new Kamen Rider that protect Remnant for danger that lurking in the shadow.