Saturday night's action featured No. 1 pick Ben Simmons and No. 2 Brandon Ingram facing off in front of a raucous Las Vegas crowd.
But two sophomores took over late, including D'Angelo Russell, who hit a buzzer-beating 3-pointer as the Lakers beat the Sixers 70-69.
Grades for 11 up-and-coming players from Day 2 of the Las Vegas Summer League: