Answered April 20th, 2019

Joel Embiid scored 31 points when grabbing 15+ boards in Game 4 of the 2019 first round against the Nets today.

Who was the last 76ers player with 30 points and 15 rebounds in a playoff game?
Interpreted as:
Who was the last 76ers player with 30 or more points and 15 or more rebounds in a playoff game?