San Antonio Spurs (17-7, fifth in the Western Conference) vs. Oklahoma City Thunder (24-1, first in the Western Conference) Las Vegas; Saturday, 9 p.m. EST BETMGM SPORTSBOOK LINE: Thunder -9.5; over/under is 225.5 BOTTOM LINE: The Oklahoma City Thunder face the San Antonio Spurs in the NBA Cup semifinals. The Thunder are 20-1 against conference opponents. Oklahoma City leads the league giving up only 106.2 points per game while holding opponents to 42.7% shooting.