Just check the oldest players we had in the 2022 world cup in the picture below from transfermarkt:



Why a player with 38 or 39y old should play in this tournament when they could use younger players and even make them ready for the next world cup to have better performance?

https://www.transfermarkt.com/more-milestones-beckon-moukoko-youngest-player-at-the-world-cup-ronaldo-oldest-striker/view/news/413954