Those who submit STAFF changes, please provide an official source that shows the transfer/release. Transfermarkt isn't always trustworthy when it comes to staff.
2000090731 · Plays for IF Karlstad Fotboll
William Sonntag is a 22 year old footballer from Sweden playing as D C.
He is currently contracted to IF Karlstad Fotboll until 30-Nov-2025 earning £107 per week .
Potential: Can Still Improve