Kase.O Jazz Magnetism is a solo project by the Spanish rapper Javier Ibarra AKA Kase.O, former MC from Violadores del Verso. Kase.O is playing with the Jazz Magnetism band for 2 years, since 2009. They mix classic jazz rhythms with hip hop lyrics with an excellent, atractive score. In 2011, they released their first LP with eponymous name, Kase.O Jazz Magnetism.