This week's episode of Supernatural focused on dueling Sam and Deans, as the Leviathan made its presence felt once more.

What can viewers look forward to this Friday night? A visit to an unusual town, for starters, as an outbreak of murders takes the lives of many psychics on "The Mentalists."

Why is an angry spirit is killing off these folks? It might be hard to determine for the brothers, as teased here, consider almost every resident is summoning spirits in some way, shape of form...