John and Sherlock are self-employed to investigate the abnormal radiation readings at an abandoned Sokovian prison, where an organization use to operate under the title of HYDRA. The Avengers don't want anyone trodding on volatile territory that has a history of corruption and world domination. Paths cross, fate falls, but mostly, everyone's pissed at a certain consulting detective

Sam and Dean go to London to search for a missing hunter and Sherlock and John are investigating a violent murder. Things really start to go wrong when the two cases seem to be connected. Sherlock won't rest before he knows who the two Americans really are. Meanwhile, Sam and Dean have little time left to stop another murder. ::NO SLASH::

Some people look at the mirror for appearance. But others.. They look into it. When the Winchesters, Sherlock Holmes, John Watson, the Doctor, and the Ponds are pushed into an alternate universe, what will become of them? Will they start to shape themselves for the better? Or become their reflection? *SUPERWHOLOCK*

SUMMARY: In which John gets a teaching position at Hogwarts, and it all goes to hell from there. (Plot idea/crossover challenge: see inside for more details)