There are at least six bands by the name of Prototype: 1) Prototype is a progressive metal/thrash metal band, with at least two of its members from Los Angeles. In 1994, Kragen Lum (guitar) and Vince Levalois (vocals, guitar) left the LA band "Psychosis", and decided to form a new band, Prototype. They found a new drummer (Damion Ramirez) and bassist (Steve Gambina), and began recording new compositions of their critically acclaimed "Seed" demo under the name Prototype.