Should the deal go through at the $27 million rate, Son would become the most expensive incoming MLS transfer ever, eclipsing Atlanta United 's $22 million purchase of Emmanuel Latte Lath. Even at $20 million, Son would slip into second place ahead of Kévin Denkey who joined FC Cincinnati for $16.2 million (£12.6 million) in 2025.

The presence of Major League Soccer in the global transfer market has increased exponentially in recent years, and LAFC is prepared to challenge the league's transfer record to acquire a Premier league star.