Cristiano Ronaldo, Europe's Best Player
“I'm very happy. I dedicate it to all my teammates, who made it possible, and to everyone who believed in me", the Madrid forward said emotionally.
"It was may decision that the club didn't share but understood, and I want to say thanks to Florentino Pérez”.
The Whites, drawn into Group B, want to become the first side to sucessfully defend the title since European football's premier competition embraced its new format.
UEFA projected two emotive videos in which the 10 European Cups were remembered; they also paid tribute to Di Stéfano.
The Whites completed their penultimate session before the game against Real Sociedad.
The Whites, who will play their first and final games at the Bernabéu, will finish the Group Stage on 9 December against Ludogorets.