The Rugby World Cup exploded in Tokyo as France and Argentina engaged in a full-on 20-man brawl after the final whistle of their opening match in Japan.

Three-time World Cup winners France threatened to run away with the victory after amassing a 20-3 lead by halftime in the match.

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But the tension of the match finally spilled over after the final whistle as a shoving match between players escalated into a 20-man melee

Flip the Page to see the Brawl: