Red Fang is an American heavy metal band from Portland, Oregon. Red Fang's 2009 debut for record label Sargent House collected their first two releases, which were limited release EPs. The band followed with Murder the Mountains, released on Relapse Records, in 2011. Chris Funk produced Murder the Mountains. Red Fang has appeared on the Metalliance tour with bands like Crowbar and Helmet and opened on the JÃ¤germeister stage on this years Rockstar Energy Drink Mayhem Festival which included Megadeth, Godsmack, and Disturbed as headliners. On September 12, 2011, Red Fang was announced to be the one of the openers (the other being The Dillinger Escape Plan) to support Mastodon on their United States and European headlining tours from October to March.