Aftershock Festival returns to Sacramento, California from October 1-4, 2026, featuring an impressive lineup of metal, rock, punk, post hardcore, and pop artists across four days. Headlined by legendary acts My Chemical Romance, Tool, and Queens of the Stone Age, the festival showcases over 130 artists including Limp Bizkit, Pierce the Veil, $uicideboy$, The Offspring, Wu Tang Clan, and Danny Elfman. The diverse roster spans multiple generations and subgenres, from classic metal pioneers like Black Label Society and Suicidal Tendencies to contemporary favorites like A Day To Remember and Dance Gavin Dance. International acts from Japan, Australia, Canada, and Europe join the predominantly American lineup, making Aftershock one of the largest and most comprehensive rock and metal festivals on the West Coast.