Yet, there is already a trophy to play for in Salzburg, Austria as Paris Saint-Germain face Aston Villa in the UEFA Super Cup. But what is the UEFA Super Cup? History of the UEFA Super CupThe UEFA Super Cup is well worth winning. Initially, that saw the European Cup champions take on the winners of the European Cup Winners’ Cup. So why not pit the holders of the European Champion Clubs' Cup against the winners of the Cup Winners’ Cup?