The lineup has been revealed for next year’s Decibel Magazine Metal & Beer Fest in Philadelphia, PA. The event will take place at The Fillmore on April 14-15 and it will feature: Suicidal Tendencies (performing self-titled album), The Black Dahlia Murder, Eyehategod (performing “Take As Needed For Pain“), Incantation (performing “Diabolical Conquest“), Mizmor, Frozen Soul,…