After playing with Lierse S.K. in the Belgian Pro League, in January 2008 Muslin signed for free transfer with Bulgarian club Lokomotiv Sofia he left after 1 year the club and joined to FC Wil.
He left after 1 year the club. He joined to FC Wil. He was playing with Lierse S.K. in the Belgian Pro League. This was in January 2008 Muslin. This January 2008 Muslin was signed for free transfer with Bulgarian club Lokomotiv Sofia.