Juan Ulises Koscina González (1 June 1946 – 2 March 2005) was a Chilean football player who played as a midfielder.
[4] He made his debut in 1966, scoring a goal against Colo-Colo.[2] In the 1983 Segunda División, they earned the promotion to the top division after winning the mini-league alongside the classic rival, Coquimbo Unido.
[5] In the Chilean top level, he also played for Colo-Colo and Universidad de Chile, classic rivals.
[2] During his stint with Universidad de Chile, he was nicknamed Papillón, however, he was mainly known as Mago (Magician).
According to the former leader of Deportes La Serena, Ottmar Rendic, he suggested him to trial with Real Madrid, but he rejected the chance.