Survival of the Fittest

Survival Of The Fittest: Pictured (L-R): Jensen Ackles as Dean and Jared Padalecki as Sam in SUPERNATURAL on The CW. Photo: Jack Rowand/The CW ©2012 The CW Network. All Rights Reserved.

Survival of the Fittest

Survival Of The Fittest: Pictured: Rachel Miner as Meg in SUPERNATURAL on The CW. Photo: Jack Rowand/The CW ©2012 The CW Network. All Rights Reserved.

Survival of the Fittest

Survival Of The Fittest: Pictured: Rachel Miner as Meg in SUPERNATURAL on The CW. Photo: Jack Rowand/The CW ©2012 The CW Network. All Rights Reserved.

Survival of the Fittest

Survival Of The Fittest: Pictured (L-R): Jared Padalecki as Sam, Misha Collins as Castiel, Jensen Ackles as Dean in SUPERNATURAL on The CW. Photo: Jack Rowand/The CW ©2012 The CW Network. All Rights Reserved.

Survival of the Fittest

Survival Of The Fittest: Pictured (L-R): Jared Padalecki as Sam and Misha Collins as Castiel in SUPERNATURAL on The CW. Photo: Jack Rowand/The CW ©2012 The CW Network. All Rights Reserved.

Survival of the Fittest

Survival Of The Fittest: Pictured: Jared Padalecki as Sam in SUPERNATURAL on The CW. Photo: Jack Rowand/The CW ©2012 The CW Network. All Rights Reserved.

Survival of the Fittest

Survival Of The Fittest: Pictured: Jensen Ackles as Dean in SUPERNATURAL on The CW. Photo: Jack Rowand/The CW ©2012 The CW Network. All Rights Reserved.

Survival of the Fittest

Survival Of The Fittest: Pictured: Misha Collins as Castiel in SUPERNATURAL on The CW. Photo: Jack Rowand/The CW ©2012 The CW Network. All Rights Reserved.

Survival of the Fittest

Survival Of The Fittest: Pictured: Jensen Ackles as Dean in SUPERNATURAL on The CW. Photo: Jack Rowand/The CW ©2012 The CW Network. All Rights Reserved.

Survival of the Fittest

Survival Of The Fittest: Pictured (L-R): Jensen Ackles as Dean and Jared Padalecki as Sam in SUPERNATURAL on The CW. Photo: Jack Rowand/The CW ©2012 The CW Network. All Rights Reserved.

Survival of the Fittest

Survival Of The Fittest: Jensen Ackles as Dean, Misha Collins as Castiel and Jared Padalecki as Sam in SUPERNATURAL on The CW. Photo: Jack Rowand/The CW & 2012 The CW Network. All Rights Reserved.