Superman overpowers Gilgamesh
Flash beats Makkeri, as the latter will try and make this a speedster fight
Wonder Woman beats Thena
Martian Manhunter and Sersi stalemate, with Sersi transmuting him and Manhunter changing himself back
Ikaris wins a good fight against Aquaman
Ultimus takes Cyborg quite handily
Superman and Ultimus fight into the next round
Wonder Woman takes down Sersi whilst still engaging with Manhunter
Flash and Ikaris goes into the next round
Manhunter and Wonder Woman help Superman and Flash beat the remaining Eternals.
If so, that might do it against the JLA.