I wouldn't get your knickers in a twist over CIES rankings. There's genuinely no bias in them, it's just their methodology can whip up some interesting results.
From 2017-2019 Otamendi was the highest rated defender in the world by their measures. Sometimes the outright no1 player.
From 2017-2019 Otamendi was the highest rated defender in the world by their measures. Sometimes the outright no1 player.