Aftershock 2021

October 7 - 10, 2021
  Discovery Park , Sacramento, California, United States

Bands: Alien Weaponry / All Good Things / American Teeth / Anthrax / Anti-Flag / Atreyu / August Burns Red / Avatar / Ayron Jones / Badflower / Black Map / Black Veil Brides / Blame My Youth / Bones UK / Butcher Babies / Contracult Collective / Crobot / Death Angel / Des Rocs / Dropkick Murphys / Exodus / Fit for a King / From Ashes to New / Gojira / Ice-T & Body Count / In This Moment / Knocked Loose / Law / Machine Gun Kelley / Mammoth WVH / Mastodon / Mastodon / Metallica / Metallica / Misfits / Mudvayne / Oxymorons / Pennywise / Pop Evil / Rancid / Rise Against / Seether / Skillet / Social Distoration / South of Eden / Steel Panther / Suicidal Tendencies / Testament / The Black Moods / The Blue Stones / The Cold Stares / The Offspring / UnityTX / Volbeat / Widow7 / Yelawolf / cleopatrick