Has an AFL game ever ended 67-33?
Exactly once. On September 13, 1919, Essendon beat Melbourne 67-33, and no AFL game before or since has ended that way. When it happened it was a scorigami, the first 67-33 in league history.
That makes 67-33 the 3836th most common final score out of 6,607 that have ever occurred in AFL. One point away, 68-33 has happened 3 times and 67-34 has happened 3 times.