Has a FIBA World Cup game ever ended 98-63?
Exactly once. On September 9, 2023, Latvia beat Lithuania 98-63, and no FIBA World Cup game before or since has ended that way. When it happened it was a scorigami, the first 98-63 in league history.
That makes 98-63 the 240th most common final score out of 863 that have ever occurred in FIBA World Cup. One point away, 99-63 has happened 2 times and 98-64 has happened 1 times.