Has an AFL game ever ended 84-53?
It has. 84-53 has been a AFL final 3 times in 16,622 games. The first was Fitzroy beat Essendon on August 31, 1929; the latest was Hawthorn beat Fremantle on July 13, 2019.
That makes 84-53 the 1534th most common final score out of 6,607 that have ever occurred in AFL. One point away, 85-53 has happened 4 times and 84-54 has happened 3 times. At one point the score disappeared for 75 years, between 1944 and 2019.