Ananya Lohia , Mexico - The 2026 FIFA World Cup could offer football fans one final chapter in the iconic rivalry between Lionel Messi and Cristiano Ronaldo. As Argentina prepare to defend their title and Portugal chase their first-ever World Cup crown, the expanded 48-team tournament presents a realistic possibility of the two legends facing each other on football's biggest stage.

A potential Messi-Ronaldo showdown will depend on how Argentina and Portugal progress through the tournament. If Argentina top Group J and Portugal finish first in Group K, the two sides could meet in the quarter-finals, provided both navigate their Round of 32 and Round of 16 matches successfully. If both teams finish as runners-up in their groups, a meeting in the Round of 16 is also possible. However, if one side wins its group and the other finishes second, they could only face each other in the final.

Beyond the possibility of a dream encounter, the tournament is expected to celebrate the remarkable longevity of two players who have dominated world football for nearly two decades. Messi, an eight-time Ballon d'Or winner and World Cup champion, remains one of the sport's most decorated players. Ronaldo, meanwhile, holds the record as international football's all-time leading goalscorer with 143 goals and continues to lead Portugal on the global stage. Portugal coach Roberto Martinez recently praised Ronaldo's commitment, describing him as a role model who gives everything for the national team and remains focused on improving every day despite his achievements.

Whether or not they meet on the pitch, the 2026 World Cup is likely to mark the final World Cup appearance for both Messi and Ronaldo. Their careers have defined an era of football, and the prospect of one last battle between the two icons has already become one of the tournament's most compelling storylines.