Sado Nation "Disruptive Pattern" LP on vinyl. One of Portland, Oregon's pioneering punk bands, Sado Nation emerged at the turn of the 1980s and helped lay the foundation for the Pacific Northwest hardcore scene. "Disruptive Pattern" delivers their snarling, no-compromise punk energy on wax. A must-own for fans of early US hardcore, West Coast punk, and old-school punk rock. Vinyl record pressing.