Watch Kurulus Osman season 3 Episode 80 ( OSMAN THE FOUNDER ep 80 ) English Subbed online at Turkish Masa. Watch the Turkish Series Kurulus Osman season 3Episode 80English Subtitles HD | episodes for free with with English Subtitles. Download the Turkish drama Once upon a time in Kurulus Osman episodes in high quality. Story Of Kurulus Osman ( OSMAN THE FOUNDER ) : The life of Osman Bey, the son of Ertugrul Gazi and the founder of the Ottoman Empire, will be the subject of the series.