Kyrie Irving hit 50 points on his Brooklyn Nets debut but missed a late jumper as his new side went down 127-126 to the Minnesota Timberwolves.
Karl-Anthony Towns scored 36 points and added 14 rebounds on the night for Minnesota, including a 23-foot jumper with 1:06 left which forced overtime.
In the extra period, Irving had four points but missed a 15-foot shot with 14.5 seconds left as the Nets went down in their season opener.
Elsewhere, the Charlotte Hornets pipped the Chicago Bulls 126-125, Andre Drummond got 32 as the Detroit Pistons saw off the Indiana Pacers 119-110, while Nicola Vucevic led Orlando Magic to a 94-85 win over the Cleveland Cavaliers.
The Miami Heat beat the Memphis Grizzlies 120-101, Luka Doncic had 34 points for the Dallas Mavericks who beat the Washington Wizards 108-100 and the San Antonio Spurs defeated the New York Knicks 120-111, on a night when Gregg Popovich became the first man to coach one side for 24 seasons.
There were also wins for the Utah Jazz, 100-95 over the Oklahoma City Thunder, Nikola Jokic had 20 points and 13 rebounds in a 108-100 win for the Denver Nuggets over the Portland Trail Blazers and the Phoenix Suns cruised past the Sacramento Kings 124-95.
