A clinical brace from Mikel Oyarzabal powered a dominant Spain to a resounding 3-0 win over Austria at the SoFi Stadium on Friday, sealing their place in the World Cup Round of 16. It marked Spain’s first ever victory in a World Cup knockout match since their historic title-winning campaign in 2010.Right-back Pedro Porro also got on the scoresheet in the second half as La Roja produced their most impressive performance of the tournament, wowing the sell-out crowd with their trademark possession and attacking creativity.Spain’s defensive record remains unblemished, having yet to concede a goal in the tournament. Goalkeeper Unai Simón kept his fourth consecutive clean sheet without having to make a save, as a relentless Spanish backline prevented Austria from registering a shot on target.The European champions unleashed their full attacking prowess after a hydration break in the first half. In the 36th minute, Real Sociedad captain Oyarzabal found himself unmarked in the penalty area and hammered home a sharp pass from Marc Cucurella to break the deadlock.Spain doubled their lead in the 66th minute when Álex Baena smashed a perfectly weighted cross into the oncoming Porro, who buried an emphatic header to celebrate his first international goal. Oyarzabal capped the masterclass in the 89th minute, picking up another clever assist from Cucurella to turn in his second of the night.Austria fought bravely, with goalkeeper Alexander Schlager making six crucial saves, while defender David Alaba pulled off a stunning goal-line clearance to deny 18-year-old sensation Lamine Yamal in the dying minutes. However, Ralf Rangnick’s side were ultimately outclassed.With this victory, Luis de la Fuente’s men extended their unbeaten run to 35 competitions. The comfortable win firmly reinstates Spain as heavy title contenders after disappointing exits in the last three editions of the tournament.Spain will now travel to Dallas on Monday to face the winner of the blockbuster clash between Portugal and Croatia in the Round of 16.