Ext@nt
I'm pitting the leaders of teams in DC vs ones in Marvel. They may not be the current leaders of the teams.
DC
Superman (JLA)
Batman (Outsiders)
Doctor Fate (JSA)
Cyborg (Titans)
Hal Jordan (Green Lantern Corps) Let's face it, he does.
vs
Marvel
Hyperion (Squadron Supreme)
Captain America (Avengers)
Doctor Strange (Defenders)
Hulkling (Young Avengers)
Cyclops (X-men)
DC
Superman (JLA)
Batman (Outsiders)
Doctor Fate (JSA)
Cyborg (Titans)
Hal Jordan (Green Lantern Corps) Let's face it, he does.
vs
Marvel
Hyperion (Squadron Supreme)
Captain America (Avengers)
Doctor Strange (Defenders)
Hulkling (Young Avengers)
Cyclops (X-men)