George Gkouvatsos has 2 Powerwolf concerts.

Powerwolf, often stylized as POWERWOLF, is a German power metal band founded in 2003 in Saarbrücken by members of Red Aim. The band consists of vocalist Karsten Brill as "Attila Dorn", lead guitarist Benjamin Buss as "Matthew Greywolf", bassist/rhythm guitarist David Vogt as "Charles Greywolf", keyboardist Christian Jost as "Falk Maria Schlegel" and drummer Roel van Helden. The group uses dark themes and images of the Roman Catholic church, werewolves and vampires.