Given how many stunning things happen in any given episode of the fantasy epic series, this is quite possibly the least surprising thing that could have happened.
Executive producers David Benioff and D.B. Weiss earlier revealed they had outlined a possibly final 13 episodes for the series, which would stretch over two seasons.
HBO also renewed Silicon Valley and Veep in advance of their Sunday premieres, which will follow the Season 6 debut of Game of Thrones at 9/8c.