A legendary frontier warrior (gazi) who gained fame during the Umayyad-era border campaigns against Byzantium in the 8th century. Sources report that 'Battal' was a title denoting his heroism and his real name was Abdullah; he is said to have fallen as a martyr around 740. His shrine in the Seyitgazi district of Eskişehir lies at the center of a Seljuk-era complex.