Has an AFL game ever ended 73-33?
Exactly once. On September 3, 1927, Melbourne beat Hawthorn 73-33, and no AFL game before or since has ended that way. When it happened it was a scorigami, the first 73-33 in league history.
That makes 73-33 the 3836th most common final score out of 6,607 that have ever occurred in AFL. One point away, 74-33 has happened 1 times and 73-34 has happened 2 times.