2024 Martínez went on to win the 2022 FIFA World Cup with Argentina, again being voted best goalkeeper of the tournament, and the 2024 Copa América, where he was awarded the Golden Glove a third time.

2024 He was also named The Best FIFA Goalkeeper a record two times in 2022 and 2024, and received the Yashin Trophy, also a joint-record two times (with Gianluigi Donnarumma), in 2023 and 2024.

2021 He earned his first senior cap for the Argentina in 2021 and won the 2021 Copa América with the team, receiving the Golden Glove award.

2020 In September 2020, Martínez moved to fellow Premier League club Aston Villa in a transfer worth £20 million.

2019 At Arsenal, he initially served as understudy, being loaned to various clubs, before breaking into the starting line-up in 2019, featuring in the Premier League and helping the club win a FA Cup and FA Community Shield.

2010 Martínez trained at Independiente's youth ranks before moving to Premier League club Arsenal in 2010.