South Korea opened their World Cup campaign with a 2-1 comeback victory over Czechia in Guadalajara. Ladislav Krejci gave Czechia the lead with a header in the 59th minute, but Hwang In-beom equalised eight minutes later before creating the 80th-minute winner for substitute Oh Hyeon-gyu. The result gave South Korea three points and produced two different examples of how a tournament can increase attention around a player.

Hwang's influence came through control as well as decisive actions. He helped South Korea dominate midfield possession, carried responsibility after the team fell behind and then contributed directly to both goals. Recruitment teams value that combination because it links technical quality with decision-making under pressure, rather than reducing the performance to one shot or one assist.

Oh's impact illustrates the value of a specialist substitute role. Entering a match when defenders are tired requires sharp movement, immediate tactical understanding and the confidence to finish a limited number of chances. A winning goal can create broad visibility, but clubs will still compare it with his minutes, scoring record, physical output and role across a much longer club season.

One comeback does not establish a new transfer price for either player. Czechia's game plan, the changing score, South Korea's possession advantage and the space available late in the match all shaped the evidence. Age, contract length, injury history, league level and demand from realistic buyers remain essential parts of any valuation.

The next matches will show whether the signal is repeatable. Watch whether Hwang can control games against opponents who press more aggressively, whether Oh earns a larger role after his goal and how South Korea balance Son Heung-min's star presence with contributions from the wider squad. Sustained responsibility will matter more than the opening-night headline.