Where do I post a vs. not of the same genre?

Where do I post a Vs. between two characters not from the same genre like a book character vs. a comic character ?

4chan

There isn't a place for threads like that on KMC.

Originally posted by Bardock42
4chan

I didn’t know you could do VS. on 4chan

Originally posted by PeanutbutterGir
I didn’t know you could do VS. on 4chan

Me neither, who told you that? Was it the Russians?