As for the machinations with McRoberts, the Heat, according to Yahoo Sports, unloaded his $6 million 2017-18 salary on the final year of his contract to the Dallas Mavericks along with a future second-round draft pick in exchange for the rights to A.J. Hammons, a 7-foot 2016 second-round pick out of Purdue who split last season between the Mavericks and their developmental-league affiliate.