Alpha and Omega is an Koine Greek appellation of Jesus Christ in Revelation 22:13, where He is also called "the first and the last, the beginning and the end". Alpha and Omega are respectively the first and last letters of the Koine Greek alphabet.
Abaddon/Apollyon * Alpha and Omega * Beast * Book of Life * Four Horsemen of the Apocalypse * Four Living Creatures * Lake of Fire * Last Judgment * Millennialism * New Jerusalem * Number of the Beast * Seven bowls * Seven churches of Asia * Seven seals * Seven trumpets * Son of Man * Three Angels' Messages * Whore of Babylon * Woman of the Apocalypse * Wormwood