Players attempting to play in MLB often choose not to defect to the United States, because establishing residency in the United States means they must enter the MLB Draft . If they defect to another nation, they can become free agents , allowing them to choose their offer.  The largest contract given to a Cuban defector is outfielder Rusney Castillo 's seven-year contract with the Boston Red Sox , signed in 2014, worth $ million.  First baseman José Dariel Abreu signed a six-year contract worth $68 million with the Chicago White Sox in 2013.  The largest contract given to a pitcher was the $32 million the New York Yankees gave to José Contreras in 2002,  while the Cincinnati Reds signed Aroldis Chapman for $ million in 2010.