Sportsmail takes a closer look at the teenager creating so much excitement in boardrooms around Europe.
Who is Christian Pulisic?
A major 18-year-old talent from Borussia Dortmund. This is his breakthrough season, scoring twice in 14 appearances, and playing the full 90 minutes of the epic 8-4 Champions League win against Legia Warsaw.
Is he German? Pulisic sounds like it could be Serbian
Neither. Pulisic is American, born in Hershey, Pennsylvania and became the youngest ever American international to play in a World Cup qualifier when Jurgen Klinsmann handed him a debut in March 2016 aged 17 years, 193 days.