Goalkeeper Geronimo Rulli says joining Manchester City was an opportunity he "had to grasp" after his move to the club was confirmed, subject to international clearance. Speaking to the club website website, Rulli said: "This is an amazing opportunity for me and one I had to grasp. "When the chance to join Manchester City comes along you have to go for it. "Everyone knows what an impressive club this is. "My job now is to train hard, get to know the players and staff and do everything I can to reach my best level."