Agent Steel's John Cyriis insane voice for 1min long.

RARE 1987 Interview with Johnny Cyriis and Chuck Profus [VINTAGE]

Pontius Prophet - Black Sacristy [JOHN CYRIIS-vocals]

Agent Steel John Cyriis Interview-New album & Singing For Megadeth in Early Years-Classified File 01

Black Reign - Blackstream Winter [JOHN CYRIIS-vocals]

Agent Steel - 144,000 Gone (Demo 1984)

Agent Steel - Agent of Steel with John Cyriis live at Sweden Rock Festival 2011