The Boston Celtics enjoyed a successful and high-energy 2015-16 season, finishing with a strong 48-34 record and securing the fifth seed in the Eastern Conference. Led by the breakout performance of All-Star Isaiah Thomas and a tenacious defense coached by Brad Stevens, the team demonstrated remarkable growth and resilience, highlighted by a historic regular-season victory that ended the Golden State Warriors' 54-game home winning streak. The 2016-17 Boston Celtics enjoyed a resurgent and thrilling season, finishing with a 53-29 record to secure the top seed in the Eastern Conference for the first time since 2008. Led by the historic scoring season of Isaiah Thomas, who averaged 28.9 points per game and became known as the King of the Fourth, the team also benefited from the major free-agent signing of Al Horford and the debut of rookie Jaylen Brown. In the postseason, the Celtics showcased great resilience by overcoming an early deficit to defeat the Chicago Bulls and winning a hard-fought seven-game series against the Washington Wizards to reach the Eastern Conference Finals. A two-time All-Star and 2017 All-NBA Second Team selection, Isaiah Thomas was a dynamic scoring guard for the Boston Celtics who earned the nickname "King in the Fourth" and finished fifth in MVP voting after averaging 28.9 points per game.