Martinez had prior experience of playing against Amorim’s preferred formation, having been part of the Ajax side which beat Sporting home and away in the 2021/22 Champions League group stages.
While, on paper, the system breaks with recent club tradition at United, as it involves playing three central defenders and wing-backs, Licha feels that, in reality, the defensive shape is a little more nuanced.
“It's with three in the back but, during the game, you have principles,” he added.