Luka Doncic scored 49 points to help the Dallas Mavericks to a 125-120 win against the Brooklyn Nets.
The Slovenian hit four straight three-point shots in the final quarter while Kyrie Irving scored 17 in his first game against the Nets since being traded from Brooklyn in February.
Victor Wembanyama secured his first NBA win as the San Antonio Spurs beat the Houston Rockets 126-122 in overtime.
The 19-year-old rookie, who is 7ft 4in, scored 21 points and 12 rebounds.
Regarded as one of the game’s biggest prospects, Wembanyama was the NBA’s top draft pick this year.