Who wins?

Marvel

Baron Zemo (Current)
Green Goblin
Thunder Ball
Crossbones
Doc.Ock (Adamantium)

Vs

DC

Deathstroke (Dcnu)
Black Manta (Dcnu)
Grodd (Pre-flashpoint) no Speed-force
Bane (Dcnu)
Cls.Lex Luthor (Dcnu) standard form

Marvel gets to prep for 1 Week on cls.Marvel 616 Earth only..

DC gets to prep for 1 Week on Dcnu Earth only..

They fight on our Earth after preping for a week.

No humans or animals are on Earth when they fight.

Who wins?