Phoenix Suns star Devin Booker has agreed on a four-year, $224 million supermax extension Booker’s deal, agreed to early Friday, begins in 2024-25 and brings his total contract value to six years and $295 million.  Booker, 25, has become the face of the Suns franchise since being drafted by Phoenix in 2015,  Booker averaged 26 points this past season for Phoenix, making his third straight All-Star appearance and finishing fourth in the league’s MVP voting.