Batman creates a machine which accidentally makes the three universes cross themselves. Voldemort get's stunned of how powerful are the heroes and how some of them lives in harmony with non-mages. So he summons hsi entire army to wipe out every non-mage from the DC Earth. Only DC can stop them.
While that, Handsome Jack from Pandora (Borderlands 2) is also teleported with his whole army. He then see this as an opportunity to increase his monopoly around the entire marvel DC. he also has the help of the Warrior to do so, a powerful alien said to destroy entire planets with ease. he also has the help of his daughter who can access every security system on the planet no matter how they are secure like seen in Borderlands 2.
Jack is the leader of the most powerful corporation know in the universe. With billions of planets over his influence.
Who wins this battle?