Cristian Gérard Alfaro Gonzáles (born 30 August 1976, also known as Mustafa Habibi) is a professional footballer who plays as a striker for Liga 2 club PSIM Yogyakarta. He has been 4 times Liga Indonesia top scorer and has scored 249 goals in the Liga Indonesia. In his early career he played along with Álvaro Recoba in the Uruguay U20. As of 3 November 2010, he officially holds an Indonesian passport and has become the first naturalized player to be called up to the Indonesian national team.