Mattsteelenj has 1 Animosity concert.

1. Animosity was a band from San Francisco, California that formed in 2000. They released their debut album, Shut It Down, on Tribunal Records in 2003, when the members of the band were 16 and 17 years old. In 2005, they released their second disc, Empires, on Metal Blade's imprint Black Market Activities and toured the United States with Origin and Malevolent Creation. Their third album, Animal, was produced by Kurt Ballou of Converge and released in October of 2007.