The Thunder (26-3) are on the second night of a home-and-road back-to-back. They pulled away late in a 119-103 win over the Memphis Grizzlies on Monday. Shai Gilgeous-Alexander had 31 points, 10 rebounds and eight assists to lead the short-handed roster.

Stephon Castle and the Spurs roared past the Thunder in the second half en route to a 130-110 win, handing OKC its biggest loss of the season.

San Antonio's first win of the series arrived in Las Vegas on Dec. 13 in an NBA Cup semifinal that was tinged with playoff intensity. That game was Wembanyama's first back from a 12-game absence with a calf injury, and the Spurs eased him into the rotation off the bench.

Keldon Johnson and Stephon Castle led the surprising and surging Spurs past Oklahoma City for the second time in 10 days. Another bout looms on Christmas Day.

Similar to their first meeting, the Thunder cooked early without Victor Wembanyama in the lineup, getting out to a quick 9-2 lead, but this time the Spurs didn’t wait for him to respond, instead quickly composing themselves and attacking the paint for an 11-2 run to take the lead.

Follow along with a wild night in the NBA featuring 28 teams, an NBC doubleheader and a showdown of Western Conference powerhouses.

The San Antonio Spurs changed Victor Wembanyama's injury status ahead of their Dec. 23 game vs. the Oklahoma City Thunder. Here's the latest on Wemby:

Spurs forward Harrison Barnes says his team and the defending champion Thunder are on a "collision course" in a budding NBA rivalry.