Ryuki Moon is a Sailor Moon/Kamen Rider Ryuki Crossover fanfic by Kiva08.
Examples in this work:
- Fusion Fic: The version of Sailor Moon is a fusion of the anime, manga, and Toku versions.
- Bad Ending: A planned spinoff called Ouja Millenium.
- Villain Protagonist: Kamen Rider Ouja
- Darker and Edgier: ...Well, yeah.
- Knight Templar: The Senshi beyond Sailor Moon.
- Crapsack World: Ever wonder what would happen if the Rider Wars never ended and the Mirror Monsters went into Crystal Toyko? Now you know.
- Crazy Is Cool: The original plotline that happens in place of Stars is the unholy mixture of Tengen Toppa Gurren Lagann and Giant Robo.
- Hot-Blooded: Oddly enough, Usagi, who gives Kamina a run for his money in battle.
- Mega Crossover: The Samurai Sentai Shinkenger make a few cameos, Kouji Kabuto and Ranma are classmates of Ami's, the first Kamen Rider show and Kamen Rider V3 happened in the mid 80s to early 90s, and the events of the Nuku Nuku OVA is referenced as to why Ami, Kouji, and Ranma transferred to Rei's school.
- Shout-Out:
- A notable one happens in what's planned as Chapter 10, where Ren, Shinji, and the Senshi are relaxed from a battle with a monster who releases anti-anger spell on them forcing Kamen Rider-2 and V3 take place in battle, the first thing Rei says? "Heeeeeeeee~eeeeey".
- Take That!: The Dark Kingdom's unused energy draining scheme? A sappy vampire romance book with a cardboard protagonist and sparkly vampires.