Has an AFL game ever ended 72-36?
It has. 72-36 has been a AFL final 5 times in 16,622 games. The first was Carlton beat Essendon on August 18, 1906; the latest was Collingwood beat Richmond on June 14, 1952.
That makes 72-36 the 589th most common final score out of 6,607 that have ever occurred in AFL. One point away, 73-36 has happened 3 times and 72-37 has happened 1 times. Nearly all of its occurrences fall between 1890 and 1919. At one point the score disappeared for 34 years, between 1918 and 1952.