Has an AFL game ever ended 126-48?
Exactly once. On May 1, 1965, Essendon beat Footscray 126-48, and no AFL game before or since has ended that way. When it happened it was a scorigami, the first 126-48 in league history.
That makes 126-48 the 3883rd most common final score out of 6,649 that have ever occurred in AFL. One point away, 127-48 has happened never and 126-49 has happened never.