Has an AFL game ever ended 84-30?
Yes. AFL has seen a final score of 84-30 2 times. It first happened on July 22, 1899, when Fitzroy beat St Kilda, and most recently on May 20, 1911, when Fitzroy beat St Kilda.
That makes 84-30 the 2421st most common final score out of 6,607 that have ever occurred in AFL. One point away, 85-30 has happened never and 84-31 has happened 1 times.