Game of Thrones actor Hafthor Bjornsson made his boxing debut last week in Dubai.The actor, who played The Mountain in the HBO series and was crowned World’s Strongest Man in 2018, took on Irish boxer Steven Ward in an exhibition match.Yahoo! reports that the referee declared both Bjornsson and Ward winners at the end of the match.Describing his opponent, Belfast cruiserweight Ward said Bjornsson “shook me to my boots,” per The News.Bjornsson played Gregor “The Mountain” Clegane in Game of