There are few people in Westeros who know how the game is played better than Petyr Baelish and Cersei Lannister, and their conversation this week is all the better because of that. They no doubt know that the other is trying to play them, and theyll be damned if they dont play right back. Littlefinger masterfully positions himself against the Kings Mother, using his knowledge of Sansa Starks current status - alive; in Winterfell; betrothed to Ramsay Bolton - to his supreme advantage, gaining the promise of being made Warden of the North if he can successfully use the Lords of the Vale to help him take Winterfell for the Lannisters.