The world's best tennis players come to the Caja Mágica (Magic Box) to play the Mutua Madrid Open. The tournament is part of the world's elite of tennis tournaments and is a Masters 1000 event in the men’s ATP circuit and a Premier Mandatory event in the women’s WTA circuit. It is placed only behind the Grand Slams in terms of importance. Furthermore, it is one of the few opens in the world in which the women's and men's categories are played at the same time.
Since 2009, the venue for the Mutua Madrid Open has been the Caja Mágica, designed by Dominique Perrault. An impressive and modern tennis complex whose main feature is the three courts on which matches can be played in the open air or covered thanks to the retractable roofs.
The roll-call of winners is testament to the greatness of this trophy: Andre Agassi (2002), Juan Carlos Ferrero (2003), Marat Safin (2004), Rafael Nadal (2005, 2010, 2013 and 2014), Roger Federer (2006, 2009 and 2012), David Nalbandian (2007), Andy Murray (2008 and 2015) and Novak Djokovic (2011) in the men's competition. Dinara Safina (2009), Aravane Rezaï (2010), Petra Kvitová (2011 and 2015), Serena Williams (2012 and 2013) and Maria Sharapova (2014) in the women's competition.