Kylian Mbappé announced himself in emphatic fashion on La Liga Matchday 1, scoring a hat-trick as Real Madrid swept aside Real Sociedad 4-1. The French forward, making his competitive debut in the Spanish top flight, needed no settling-in period. His three-goal haul set the tone for what promises to be a prolific campaign in Madrid, leaving Sociedad with no answers as Los Blancos made a commanding start to their title defense.

Across UEFA Champions League qualifying, several results caught the eye. AEK demolished Levski 4-0 in a dominant display, with Barnabás Varga scoring twice to lead the rout. Stavro Pilo contributed a tireless defensive shift with seven tackles, while Lazaros Rota pulled the strings with four key passes. In Scandinavia, Viking upset Dinamo Zagreb 3-1, with Zlatko Tripic orchestrating the attack through four key passes as the Norwegian side put the Croatian giants to the sword. Celje and Slovan played out a 1-1 draw in another qualifying encounter.

Fenerbahçe earned a hard-fought 2-1 victory away at Lyon in Champions League qualifying, thanks in part to goalkeeper Dominik Greif's six saves. Ainsley Maitland-Niles was instrumental with four key passes, though Lyon's Malick Fofana impressed on the losing side with a rating of 8.5 in a spirited but ultimately futile effort for the French club.

In the UEFA Europa Conference League, Hearts secured their passage past Rapid Vienna in nerve-shredding fashion. After regulation and extra time finished 1-1, the Scottish side held their nerve in the penalty shootout, winning 4-3 to advance while Rapid were eliminated. It was a result built on composure under pressure, with Hearts now looking ahead to the next round of the competition.

As the European qualifying picture continues to take shape, the evening belonged to Mbappé and his explosive La Liga introduction. With Champions League group stages on the horizon and domestic campaigns gathering pace across the continent, the weeks ahead promise a relentless schedule — and on this evidence, the biggest names are already in peak form.