There Are Several Bands Under The Name Tanagra. 1. Tanagra Is A Power Metal Act Formed In 2010 In Portland Oregon United States. A Demo Was Released In 2011 And Their First Full-Length Titled None Of This Is Real Was Released In February Of 2015. Tanagra On Facebook 2. Tanagra Was Formed On 2003. It's A Metalcore/mathcore/post-Hardcore Band From Santiago Chile.