Andrea Agnelli still believes in the European Super League but accepted the project can no longer continue as further teams withdrew.
UEFA president Aleksander Ceferin called for unity as plans for a European Super League appeared to collapse.
With the European Super League left in ruins, Barcelona's Gerard Pique broke ranks to criticise the unravelling competition.
A breakaway competition will damage the appeal of domestic leagues even if the 12 teams stay in their divisions, says David Trezeguet.
Claudio Ranieri told UEFA and FIFA to match words with actions and show the Super League clubs what he sees as the error of their ways.
IOC president Thomas Bach has suggested the proposed European Super League threatens the structure of sport on the continent.
Gianni Infantino, the FIFA president, attended the UEFA Congress on Tuesday and opposed the controversial breakaway European Super League.
How do the 12 clubs signed up to the breakaway European Super League stack up against one another?
Having lost the 12 clubs involved in the European Super League, the ECA has announced a new executive committee.
Real Madrid president Florentino Perez believes the controversial Super League breakaway will actually serve to "save" football.