COBO

Set to 3 different clues across 4 published puzzles, most often “Detroit's ___ Arena” — The New York Times, Saturday, 24 March 2007.

4 letters

Every clue on record, most used first

Detroit's ___ Arena2 times
The New York Times — Saturday, 24 March 2007
Detroit's ___ Centeronce
The New York Times — Sunday, 11 October 2009
With 16-Across, where the Pistons used to playonce
The New York Times — Wednesday, 31 December 1997