System Of A Down with Wisp, Polyphia, and more

System of a Down, formed in Southern CA, blends '80s thrash and '90s alt-rock with politically charged nu-metal. Known for hits like "Toxicity," "Chop Suey!," and "Aerials," they achieved chart success with albums like "Mezmerize" and "Hypnotize," and went multi-platinum. After a hiatus, they reunited to release charity singles, raising funds for Armenians. Their members also pursued solo projects, including collaborations with artists like Arto Tuncboyaciyan.

Avenged Sevenfold, from Huntington Beach, CA, is a hard rock band known for melodic intensity and over 10M records sold, 2 No.1 Billboard albums, and hits in heavy metal.