Illusions of Grandeur “I.O.G.”, a Theatrical Hard Rock/Fantasy Metal band based in Lancaster, PA. I.O.G. took the PA and NJ scenes by  storm, debuting “The Siren Saga” live show. The Siren Saga is a story of the journeys, perils, and triumphs of the Siren and her warriors.  The story mixes facts and fiction combining Greek and Norse Mythology, Sirens, Gods, Archangels.