All four teams go into the final phase of games in Group C with the chance to qualify for the last-16 of the World Cup.
A win for either would seal their passage. A draw would ensure Poland’s progress but leave Argentina vulnerable to the result between Mexico and Saudi Arabia.
Mexico will qualify if they beat Saudi Arabia by four or more goals or if they win by any margin and Poland win.
A win by four goals or more would allow them to finish above Argentina, should Lionel Messi's side draw. .
But a four-goal flourish could be a tall order for a team that has not scored in four World Cup matches across two tournaments.
"As long as we have a chance, we will always try,” said Mexico boss Gerardo Martino.
“Just as Saudi Arabia need to win the game, we need to win it too. Saudi Arabia need to score and we need to score."
Success for Saudi Arabia would propel them into the knockout stages for the first since the tournament in 1994 in the United States.
Didier Deschamps' side - seeking to become oly the third squad to win back-to-back titles - take on Tunisia the Education City Stadium needing a point to advance as pool winners.
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