Power Theory Is An American Heavy/ Power Metal Band From Tullytown Pennsylvania. The Band Uses Various Elements Of Metal Such As Bay Area Thrash Metal Classic Heavy Metal And A Little Bit Traditional Heavy Metal Influence In Their Music. Achim Kohler Is The Front Man Of Mastering The Music In The Band. They Signed In To Pure Steel Records And Released Two Albums Until 2013. "An Axe To Grind" And "Out Of Ashes Into The Fire...And Other Tales Of Insanity". Current Line-Up Is Bob "BB" Ballinger Guitar And Back Vocals Dave Santini Lead Vocals Jason "J-Bone" Bass And Back Vocals Chris Smith Drums There's Also A Re-Release Version Of Out Of Ashes Into The Fire In 2013.