Has an NBA game ever ended 93-77?
It has. 93-77 has been a NBA final 22 times in 77,318 games. The first was Boston Celtics beat Rochester Royals on February 11, 1951; the latest was New York Knicks beat Dallas Mavericks on November 14, 2016.
That makes 93-77 the 917th most common final score out of 3,189 that have ever occurred in NBA. One point away, 94-77 has happened 16 times and 93-78 has happened 24 times. At one point the score disappeared for 34 years, between 1953 and 1987.