However, it was his performance against Arsenal that really proved just how brilliant De Gea truly is.
However, Romero will be starting against CSKA Moscow today and Mourinho insists he is the World's best and not De Gea.
Striker Romelu Lukaku had to thank de Gea, too, for keeping out his miscued clearance when every United outfielder was corralled in the penalty area.
And the summer signing was instrumental in helping Manchester United to hold their own against Arsenal's talented midfield of Aaron Ramsey, Mesut Ozil and Granit Xhaka. United are usually better than this, and you shouldn't ignore a season of good-to-great defending off the strength of a single match. Manchester United came to Emirates Stadium with fury and scored quickly two goals into the first minutes of the game.
"I am very angry because the team produced a quality performance with desire, they were strong mentally and overall in a game of that stature to have 33 shots on goal and nothing to show for it..."
De Gea enjoyed a brilliant performance as United beat Arsenal 3-1 on Saturday evening
"I think we didn't start well at all at the back and we are guilty of that", Wenger told the BBC.
"He was a doubt, he managed to play 90 minutes but I think the best words must go to Arsenal's medical department because [Alexandre] Lacazette went from a "no" to a "90 minutes" and that's great". The attitude was impeccable until the end.
And the nature of United's vibrant display answered the critics who have accused Mourinho of "parking the bus" in away games against the sides challenging for top-four places. "Again, we made a huge mistake and gave them the third goal".
"Arsenal also played incredible, created difficulties for us".
Say it ain't snow: Wind advisory issued, flurries expected in North Iowa
Tuesday through Sunday will bring lower, more wintery temperatures, with highs in the mid to low 20s and lows in the low teens. Tuesday morning, and two things will happen immediately: the rain showers end, and temperatures crash.