Jurgen Klopp's departure means Pep Guardiola is on his own. Only one Premier League-winning manager is still in charge, and that's serial champion Manchester City.
Last season Guardiola made history in a new sense, becoming the first manager to win four consecutive English titles. With Klopp gone, he has in one sense eliminated the opposition. In another sense he remains a marked man. “Everyone wants the crown we have worn for four years,” he warned last week.