Has an AFL game ever ended 90-48?
Yes. AFL has seen a final score of 90-48 3 times. It first happened on July 1, 1950, when Essendon beat Collingwood, and most recently on May 2, 1964, when Geelong beat Fitzroy.
That makes 90-48 the 1534th most common final score out of 6,607 that have ever occurred in AFL. One point away, 91-48 has happened 4 times and 90-49 has happened 4 times. Nearly all of its occurrences fall between 1950 and 1979.