The Power Of The Riff festival will return for the first time after being skipped in 2017 and will celebrate both the twentieth anniversary of Southern Lord Recordings and Sunn O))). So far we know that the festival will be held on November 17 and 18, with the November 17 being held at The Echo in Los Angeles and the November 18 event held at The Echoplex in Los Angeles.
The first announcement made regarding the festival confirmed Sunn O))) as the headliners and The Primals and The Sonics as support. Southern Lord has now added Darkest Hour, Xibalba, and Xasthur to the lineup, specifically to the November 18 date. Tickets run between $28 and $53 and you can grab those here.