Season 6 of Kuruluş Osman picks up from Season 5, with Osman Bey expanding his power by conquering Karadin Castle. Commander Lucas plots to...

Osman Bey, now leading a state, aims to unify the Turks under his banner, and influence border principalities. Bayhan Bey and his rival Begüm...

Despite numerous challenges, Karadin Castle becomes Kayı property. Alaeddin Bey is exposed to danger during the conquest. Commander Lucas...

Osman Bey's pledge to protect the sacred Islamic relics elates the Kayı tribe but fuels Karesi Bey's jealousy. To thwart Osman, Lucas sets a...

Osman Bey's escape angers Lucas and Karesi Bey, who plan a new move against him. During a wedding in Kayı Oba, Lucas incites a Greek rebellion...

Osman Bey learns that Karesi Bey thwarted Lucas's attempt to capture Karadin, and in gratitude, he gifts Karadin Castle to Karesi Bey. While they...

Osman Bey plans to strike a significant blow to Byzantium and Karesi Bey by conquering Akhisar. Meanwhile, Karesi Bey declares martial law in...

Before avenging Baysungur's martyrdom, the kidnapping of Fatma Hatun, Saruca, and Yusuf by Lucas and Sofia deeply disturbs the Turks on the fringes....

Sofia plans to take revenge on the Kayis by drawing them into a deadly trap, putting Bala Hatun at risk of becoming a martyr. The fate of Gonca Hatun...

Osman Bey prepares to hold accountable those who attacked Bala Hatun and his family. Sofia, who kidnapped Osman Bey's daughter Halime years ago and...

Osman Bey, wounded by an arrow shot by Poena (Halime) while seeking what Sofia hid in a monastery, remains determined to defeat Sofia and Lucas...

Osman Bey besieges Akhisar Castle, battling both the Mongols, who destroy Turkish tribes, and Sofia, who plots revenge. The Mongol envoy demands...

The Mongol Commander Ulugan arrives at the Kayı Tribe to challenge Osman Bey, intending to destroy his reputation and life. Osman Bey must...

Ulugan's poison devastates Osman Bey's lands. Osman Bey sacrifices himself to save his people, surrendering to Ulugan. In captivity, he's paraded as...

Osman Bey escapes execution at the last moment, but the Kayı tribe faces a life-or-death struggle due to the Mongol-Byzantine alliance and...

Osman Bey takes action to regain everything he has lost and marches on his enemies despite the setbacks. Yusuf and his alps side with Osman Bey....

Osman Bey's goal is to take back Söğüt from Ulugan. He renews the people's hopes by defeating his enemies and plans an unexpected trap...

Osman Bey is devastated by the treacherous martyrdom of Bala Hatun and vows to live only for her revenge. He learns that Begüm Hatun burned the...