Has an AFL game ever ended 67-56?
It has. 67-56 has been a AFL final 6 times in 16,622 games. The first was Essendon beat Fitzroy on July 26, 1919; the latest was Port Adelaide beat Geelong on June 22, 2019.
That makes 67-56 the 342nd most common final score out of 6,607 that have ever occurred in AFL. One point away, 68-56 has happened 1 times and 67-57 has happened 4 times. At one point the score disappeared for 75 years, between 1926 and 2001.