Has an AFL game ever ended 167-121?
Exactly once. On September 4, 1994, Melbourne beat Sydney 167-121, and no AFL game before or since has ended that way. When it happened it was a scorigami, the first 167-121 in league history.
That makes 167-121 the 3836th most common final score out of 6,607 that have ever occurred in AFL. One point away, 168-121 has happened 1 times and 167-122 has happened 1 times.