Has an AFL game ever ended 83-65?
It has. 83-65 has been a AFL final 5 times in 16,622 games. The first was St Kilda beat Richmond on May 16, 1953; the latest was Richmond beat Geelong on June 17, 2018.
That makes 83-65 the 589th most common final score out of 6,607 that have ever occurred in AFL. One point away, 84-65 has happened 10 times and 83-66 has happened 1 times. At one point the score disappeared for 26 years, between 1972 and 1998.