AOC, Army of Christ make Finnish Christian rap and are maybe the most popular Christian rap band in Finland. AOC consists of two guys from Tampere: Joni and Matti. AOC has done rap music since 2003, and their first EP was released in 2004. Their first album was Tykkii evankeliumii and the second Voittaja. There is more than one artist that uses the term AOC. AOC is also the name of a progressive black metal band from Florida, United States.