Boxing Battle Mania! Can’t Crack this Crossword Clue?

Boxing Battle Mania! Can’t Crack this Crossword Clue? - BRIEFS
Competition for boxers

Sure! Here’s the arrangement of the tags without highlighting the question sentence but emphasizing the important words:

Underpants
Boxing
Contest
Tournament
Athletic
Sports
Gloves
Ring
Fighters
Rounds

BRIEFS