Has an AFL game ever ended 140-68?
Yes. AFL has seen a final score of 140-68 2 times. It first happened on September 4, 1926, when Melbourne beat Footscray, and most recently on April 13, 2013, when St Kilda beat GWS.
That makes 140-68 the 2421st most common final score out of 6,607 that have ever occurred in AFL. One point away, 141-68 has happened never and 140-69 has happened 2 times. At one point the score disappeared for 87 years, between 1926 and 2013.