agon vs battle royal

agon

noun
  • An intellectual conflict or apparent competition of ideas. 

  • A contest in ancient Greece, as in athletics or music, in which prizes were awarded. 

  • A two-player board game played on a hexagonally-tiled board, popular in Victorian times. 

  • A struggle or contest; conflict; especially between the protagonist and antagonist in a literary work. 

battle royal

noun
  • A heated discussion or debate. 

  • A fight involving three or more individuals, teams, or factions; fought until one person, team, or faction is left standing. 

How often have the words agon and battle royal occurred in a corpus of books? (source: Google Ngram Viewer )