Answer: GAMECHANGER
The answer GAMECHANGER has 5 possible clues. See the results below.
Possible Clues:
- Ump's controversial call, perhaps ... and a hint to this puzzle's circles
- Cause of a major paradigm shift, and an apt description of 17-, 25-, 37-, and 51-Across as well as their sets of circled letters
- Last-minute interception, say, and a hint to this puzzle's circles
- Stunning move
- Cause of a paradigm shift