Has an AFL game ever ended 91-38?
Yes. AFL has seen a final score of 91-38 2 times. It first happened on June 3, 1961, when Geelong beat Footscray, and most recently on July 31, 1994, when Geelong beat Adelaide.
That makes 91-38 the 2421st most common final score out of 6,607 that have ever occurred in AFL. One point away, 92-38 has happened never and 91-39 has happened 2 times. At one point the score disappeared for 33 years, between 1961 and 1994.