Toxicity is the second album by Armenian Americanrock band System of a Down. Produced by Rick Rubin, Toxicity was released on September 4, 2001 by Columbia Records, debuting at number 1 on both the United States, with 220,000 copies, and number 1 on the Canadian charts. Toxicity has sold over 12 million copies worldwide and is their only multi-platinum in the United States.