All three side are the only ones who remain committed to the unfavourable tournament, even though it folded within 48 hours of its announcement in April 2021.
According to ESPN, the clubs will work together to sort a format this summer, with a proposed friendly tournament set to go ahead in the United States as they look to 'maximise profit after massive pandemic losses'.
AC Milan may also join the competition which is likely to be held along the West Coast with venues in Los Angeles and Miami being talked up.
Milan had originally been one of the three Italian clubs to sign up for the ill-fated Super League proposal, before they pulled out with the nine others within a few days.
The International Champions Cup is a similar style competition which currently takes place during pre-season, but is spread out all over the globe to maximise ticket sales and television rights.
In August 2021, Barcelona president Joan Laporta confirmed the club were in debt of up to £1.1billion.
Before the Covid-19 pandemic, all three sides visited the US, Real Madrid and Barcelona in 2019, and Juventus in 2018 earlier.
There could be well be an El Clasico set to be played in the US this summer as part of the friendly competition. The last time both Los Blancos and Barca battled it out stateside was in 2017, with the Catalan giants running out 3-2 winners.
Twelve teams were set for the breakaway European Super League, meaning those who joined would not be part of the Champions League.
All English sides dropped out following a backlash from supporters up and down the country less than 48 hours before it was set to be launched.
In September last year, UEFA confirmed Real Madrid, Barcelona and Juventus would not face any sanctions and fines would not be handed out to the other nine teams.