Even though Deadpool didn't play in China, it still beats out all the DCEU movies...SAD.
Deadpool final total gross worldwide: $783,112,979
Man of Steel final total gross worldwide: $668,045,518
Batman v Superman final total gross worldwide: $873,260,194
Suicide Squad final total gross worldwide: $745,600,054
Wonder Woman final total gross worldwide: $821,763,408
Justice League total gross worldwide (2 weeks so far) : $570,345,147
Ah but wait!! We forgot the budget for the movie didn't we?
Adjusted for budget for Deadpool ($58 million): $725,000,000
Adjusted for budget for MOS ($225 million): $443,045,518
Adjusted for budget for BvS ($250 million): $623,260,194
Adjusted for budget of Suicide Squad ($175 million): $570,600,054
Adjusted for budget for Wonder Woman ($149 million): $672,763,408
Adjusted for budget for Justice League ($300 million): $270,345,147
Merc with a mouth > Entire DCEU