Has an AFL game ever ended 70-50?
It has. 70-50 has been a AFL final 4 times in 16,622 games. The first was Richmond beat St Kilda on May 29, 1909; the latest was Essendon beat North Melbourne on July 25, 1936.
That makes 70-50 the 947th most common final score out of 6,607 that have ever occurred in AFL. One point away, 71-50 has happened 4 times and 70-51 has happened 5 times.