I am constantly on the look out for Mash Ups and more. Here is a Mash Up I had not noticed before.
Hound: The Curse of the Baskervilles
by Sir Arthur Conan Doyle and Lorne Dixon
For the full list of Mash Ups and Mimicries, Twisted Histories, and Continuations and Alternates visit the Mash Ups + Page here.