Has an AFL game ever ended 148-69?
Exactly once. On September 5, 1936, Geelong beat Hawthorn 148-69, and no AFL game before or since has ended that way. When it happened it was a scorigami, the first 148-69 in league history.
That makes 148-69 the 3836th most common final score out of 6,607 that have ever occurred in AFL. One point away, 149-69 has happened 4 times and 148-70 has happened never.