Sakis Tolis

Athanasios "Sakis" Tolis (born June 29, 1972) is a Greek musician best known as the vocalist and guitarist of Rotting Christ. He is also known as Necromayhem. He has recently produced some of the band's albums and contributed as session keyboardist. Sakis also provided guest backing vocals on the track Mocking Modesty on the Nightrage album Wearing a Martyr's Crown.
He also played guitar in a black/death metal band Thou Art Lord, which features members from several other prominent Greek extreme metal groups, such as Necromantia and Septic Flesh. He endorses Grossman custom made guitars. He currently has a signature V-Shaped guitar with the Greek letters Χ Ξ Σ inlaid in the fretboard.