Has an AFL game ever ended 85-76?
It has. 85-76 has been a AFL final 7 times in 16,622 games. The first was Geelong beat Essendon on May 14, 1921; the latest was Sydney beat North Melbourne on August 20, 2016.
That makes 85-76 the 191st most common final score out of 6,607 that have ever occurred in AFL. One point away, 86-76 has happened 5 times and 85-77 has happened 6 times. At one point the score disappeared for 38 years, between 1921 and 1959.