One great 'tenjho tenge crossover fanfiction' might be the one where the characters are transported to a modern-day city. It's really interesting to see how they adapt to new technologies and cultures.
One story could be about a skunk girl using her spray to defend her territory from some unruly forest creatures. Maybe she sprayed a group of raccoons that were trying to steal her food stash.
There are also fanfictions that might explore the individual personalities of James, Lily, and Albus more deeply. Maybe a story where Albus struggles with living up to his father's name, or Lily discovers a unique magical ability. And of course, the relationship between Ginny and Harry as parents and partners is always a rich area for fanfiction writers to explore.
In 1955 short stories, often there was a focus on post - war society. Many stories explored the changes in people's values and the impact of war on individuals and communities.
A plot could involve an esports competition where teams from different kingdoms in the RWBY universe compete. The story could explore how the RWBY team overcomes rivalries and strategic differences. They might also have to deal with a mysterious hacker trying to disrupt the tournament.
You can try looking on some well - known fanfiction websites such as Archive of Our Own (AO3). It has a wide range of fanfiction, and you can search for 'taeny gender bender' and then filter by the maturity rating to find the 'rated M' ones. But make sure you are of the appropriate age to access such content as it contains mature themes.