Has an AFL game ever ended 147-84?
Exactly once. On June 15, 1980, Geelong beat Sydney 147-84, and no AFL game before or since has ended that way. When it happened it was a scorigami, the first 147-84 in league history.
That makes 147-84 the 3836th most common final score out of 6,607 that have ever occurred in AFL. One point away, 148-84 has happened 1 times and 147-85 has happened never.