GENK, Belgium (Interstat) — Standard Liege delivered a stunning opening-day upset on Sunday, routing hosts Genk 3-0 at Cegeka Arena in a First Division A match that defied all pregame projections.

The visitors, considered heavy underdogs, executed a clinical performance, with all three goals coming from second-half substitutes to secure a decisive victory. The result immediately reshapes the early landscape of the Belgian league season.

The match defied statistical expectations from the outset. According to Interstat’s ELO system, Genk entered with a 71.90 percent probability of victory. Furthermore, the organization’s game simulator had predicted a narrow 2-1 win for Standard Liege. The actual margin of victory proved far more comprehensive, highlighting a day where the projections and the performance on the pitch diverged dramatically.

The first half concluded scoreless, but Standard Liege emerged from the break with clear intent. The breakthrough came in the 56th minute when substitute Ibe Hautekiet found the net, shifting momentum entirely in favor of the visiting side.

Standard Liege doubled its lead just before the interval of the second half. Another substitute, Rafiki Saïd, scored in the 75th minute, effectively putting the game out of reach for a stunned Genk squad that struggled to create meaningful chances throughout the contest.

The victory was sealed in emphatic fashion in the 74th minute. Completing a perfect day for Standard Liege’s bench, substitute Adnane Abid added the third goal, cementing a dominant 3-0 scoreline.

The loss marks a troubling start for Genk, which now holds a record of 0 wins and 1 loss in First Division A play. Across all competitions this season, the club has yet to secure a victory. In contrast, Standard Liege begins its campaign with a record of 1 win and 0 loss in the league, carrying that positive form into its broader season schedule.

The match will be remembered for the profound impact of Standard Liege’s tactical substitutions, with Hautekiet, Saïd and Abid providing the decisive offensive spark. For Genk, the performance raises immediate questions after a flat display in front of its home supporters. The club must regroup quickly as the Belgian top-flight season continues.