Has an AFL game ever ended 83-27?
Exactly once. On July 21, 1906, Sydney beat Melbourne 83-27, and no AFL game before or since has ended that way. When it happened it was a scorigami, the first 83-27 in league history.
That makes 83-27 the 3836th most common final score out of 6,607 that have ever occurred in AFL. One point away, 84-27 has happened 1 times and 83-28 has happened never.