Real Madrid defender wary of Union Berlin: “I know how difficult these games will be”

Following the end of the season’s first international break, Real Madrid will restart their season as they play hosts to Real Sociedad at Santiago Bernabeu this weekend.

However, fans will keep one eye on the upcoming Champions League affair against Union Berlin, a novel opponent for the European giants.

Union Berlin qualified for the Champions League following their fourth-placed finish in the Bundesliga last term. It will be the first time the East German outfit takes part in this coveted competition.

David Alaba on Union Berlin match

Heading into this game, Real Madrid superstar David…