Anomalies, Vol. 1 is a compilation album by the American rock band Cave In. The album was officially released on December 14, 2010 through Hydra Head Records, however copies could be obtained one month earlier on Black Friday. Despite its title, Anomalies, Vol. 1 is actually the second release in Cave In's Anomalies series, which a grouping of releases that compile previously unreleased or rare tracks. Released earlier in 2010, Anomalies, Vol.