Arne Slot Promises Liverpool After £125m Alexander Isak Transfer Arne Slot on the sidelines with a Liverpool badge in the background

Arsenal completes £125m signing of Alexander Isak, shocking the football world.

Liverpool's manager Arne Slot reacts, promising to strengthen their squad in response.

Slot reportedly told agents: "Write this down for every agent—Liverpool is serious about winning."

Fans are excited as Liverpool plans big moves to compete with top clubs this season.