Has an AFL game ever ended 167-66?
Exactly once. On July 1, 2000, Essendon beat Richmond 167-66, and no AFL game before or since has ended that way. When it happened it was a scorigami, the first 167-66 in league history.
That makes 167-66 the 3836th most common final score out of 6,607 that have ever occurred in AFL. One point away, 168-66 has happened never and 167-67 has happened never.