Destroyer Destroyer were a mathcore band from Oklahoma City. They are notoriously different from their other mathcore counterparts, opting to shy away from spazz noise riffs and instead having highly detuned tech songs (with the help of 7 string guitars) backed with odd time signatures and polyrhythms. DD released their first ep "The Spiderbear Tales" as a split with grindcore band Vessels Cast From Crippled Hands and were then signed to Debello. Soon after