Manchester City striker Aguero, 32, and Martinez, 22, have only played together on five occasions for the national team since Martinez's debut in 2018. Of those games, just three have been starts and the pair have combined for a solitary goal across 263 minutes of game-time.Aguero has outlined his desire to continue playing for Argentina until at least the 2022 World Cup in Qatar, but he may not be at City by then as his current contract expires next season.