"Mhysa" is the third season finale of the American medieval epic fantasy television series Game of Thrones, and its 30th episode overall. Written by executive producers David Benioff and D. B. Weiss, and directed by David Nutter, it originally aired on June 9, 2013 on HBO in the United States.

The third season of the fantasy drama television series Game of Thrones premiered in the United States on HBO on March 31, 2013, and concluded on June 9, 2013. It was broadcast on Sunday at 9:00 pm in the United States, consisting of 10 episodes, each running approximately 50–60 minutes. The season is based roughly on the first half of A Storm of Swords. The series is adapted for television by David Benioff and D. B. Weiss. HBO renewed the series for a third season on April 10, 2012, nine days after the second season's premiere. Production began in July 2012. The show was filmed primarily in Ireland, Northern Ireland, Croatia, Iceland and Morocco.