Naughty Dog Tease new UC3 mode

Naughty Dog have teased a new survival mode for Uncharted 3, titled 'Shade Mode', which shall be making its way to the system early this March. There is not indication of the gameplay mechanics, all they did was publish the screen shot below, and we can only assume that this mode will revolve around Drake's encounters with the flaming enemies. For those of you who purchased the Season pass, it was confirmed that the Shade Mode is included in the offer.