Marvin Sotelo (born March 3, 1987), known professionally as "Knife" Sotelo or Knifer, is an American rapper, martial artist and author from Los Angeles, California. Sotelo is a devout LaVeyan Satanist and politically liberal. He has written several books on different aspects of Satanism and donated to a number of Satanic candidates and causes. In 2015 he made an unsuccessful run for a seat on the United States House of Representatives. In 2017, Sotelo began showing interest in running for U.S. Senate in California, against incumbent Democrat Dianne Feinstein, he declined on June 8, 2018.In 2006, Sotelo was ordained into the Universal Life Church, and subsequently helped set up a Satanic branch of the church called The Satanic Chapel. He has also been a member of Anton Szandor LaVey's Church of Satan, the Typhonian Ordo Templi Orientis, Order of Nine Angles, The Satanic Temple, and Sinagogue of Satan.Sotelo was the subject of numerous articles in news media throughout the world, including popular magazines such as The San Francisco Examiner, Music Connection, and Teen Ink, and men's magazines. Novelist Kenneth Grant described Sotelo as "A Satanic Buddhist", with comedian and radio personality Ed Tyll describing him as "A business man...his charitable nature benefited such organizations as Music For Hope and United Colors, some of those donations lived through his anonymity, others took on a life of their own."Sotelo practices Jeet Kune Do; in June 2017 he became the Grade 2 Representative of the World International Martial Arts Association and Organization in Los Angeles."Knife" Sotelo also produces and sponsors horror films, shows and concerts. He also hosts a weekly radio show in Los Angeles.