Matheus Cunha, Diego Leon and Bryan Mbeumo were all present as well, as they await their competitive debuts for the club.
Cunha and Mbeumo started in the penalty shootout win over Fiorentina in the Snapdragon Cup in our final warm-up fixture, getting a taste of the Old Trafford atmosphere as a Red for the first time, while young wing-back Leon was an unused substitute.
Meanwhile, Arsenal have a doubt over forward Leandro Trossard, who has a groin issue, and Gabriel Jesus is still sidelined, after being injured against United back in January.
More team news will be forthcoming after Amorim and Mikel Arterta hold their pre-match press conferences later in the week.