A god of war; a deity who personifies or presides over war.(noun)
The Century Dictionary (Public Domain)
Use "war-god" in a sentence
"Curiously, I gave the war-god Woden a deep booming voice in the scene in Exile, which was written long before I saw the documentary about the Sutton Hoo helmet."
"Conan the Barbarian -- Conan is Mars, the war-god."
"Diana, Princess of Wales rides around in shining white motorcycle leathers on a semi-sentient motorbike, doing battle with the war-god, Landmines, and Bonnie Prince Charlie, from whom she took her mystic powers of Royalty."