Has an AFL game ever ended 151-63?
Exactly once. On June 4, 2005, Adelaide beat Essendon 151-63, and no AFL game before or since has ended that way. When it happened it was a scorigami, the first 151-63 in league history.
That makes 151-63 the 3836th most common final score out of 6,607 that have ever occurred in AFL. One point away, 152-63 has happened 1 times and 151-64 has happened never.