There is a better word used, specifically out of revealations: Armageddon (n.) "cataclysmic final conflict," 1811, figurative use of the place-name in Revelati

There is a better word used, specifically out of revealations: Armageddon (n.) "cataclysmic final conflict," 1811, figurative use of the place-name in Revelation xvi.16, the site of the great and final conflict, from Hebrew Har Megiddon "Mount of Megiddo," a city in central Palestine, site of important Israelite battles. (New Testament) the scene of the final battle between the kings of the Earth at the end of the world; Armageddon (n.) any catastrophically destructive battle;