I at the Battle of Chaldiran.
With the help of Governor Khayr Baig, this man won the Battle of Marj Dabiq against his southern neighbor. This man received one of his titles by bequest from Al-Mutawakkil III. This man allegedly died because of a skin infection he developed from riding his horse. At the Battle of Ridaneah, this man's forces used gunpower to conquer the Mamluk Empire, and this man also defeated the Safavids under Shah Ismail I at the Battle of Chaldiran. For ten points, name this father of Suleyman the Magnificent, an Ottoman sultan who conquered Egypt and Arabia and whose nickname refers to his habit of killing people.
With the help of Governor Khayr Baig, this man won the Battle of Marj Dabiq against his southern neighbor.
{Selim} I or {Selim} the {Grim} [accept: {Yavuz Sultan Selim}