What is that old cliche about March? In like a Lion, out like a Lamb? Well, Metallica just came roaring in with another track from their forthcoming album 72 Seasons. Hot on the heels of "Lux Æterna" and "Screaming Suicide" today they unleashed "If Darkness Had A Son". Watch the official video premiere below. Fans can look forward to hearing the rest of their eleventh studio release on April 14th.