Robin Koch has started the expected exodus at Leeds following relegation from the Premier League by joining Eintracht Frankfurt on loan.
Leeds have announced Sam Allardyce will not be staying on as manager and will leave the club by mutual consent.
A Leeds fans' group has accused chairman Andrea Radrizzani of "appalling" behaviour and demanded he immediately sells the club and Elland Road.
Leeds' three-season stay in the Premier League is over after a 4-1 home defeat to Tottenham confirmed their relegation.
Leeds boss Sam Allardyce said it is "do or die" for his relegation battlers in Sunday's Premier League game at West Ham.
The Leeds fan who confronted Newcastle manager Eddie Howe late in Saturday's Premier League draw has been charged with assault by West Yorkshire Police.