JLA:
Superman
Wonder Woman
Green Lantern-Hal
Green Lantern-John
Martian Manhunter
Firestorm
Captain Atom
Captain Marvel
Big Barda
Mister Mircale
Batman
The Flash

vs.

Avengers:
Captain America
Quasar
Jack of Hearts
Sersi
Thor
Sentry
Pulsar
Wonder Man
Forgotten One
Namor
Justice
Crystal