Has an AFL game ever ended 91-57?
It has. 91-57 has been a AFL final 3 times in 16,622 games. The first was Essendon beat Footscray on July 16, 1927; the latest was Geelong beat Gold Coast on May 22, 2021.
That makes 91-57 the 1534th most common final score out of 6,607 that have ever occurred in AFL. One point away, 92-57 has happened 1 times and 91-58 has happened 3 times. At one point the score disappeared for 73 years, between 1948 and 2021.