- Batman Begins -

Who wins?

Batman begins a new life in Marvel U...
He moves and opens a Wayne Corps in Marvel NYC..
He finds a nice Mansion with a nice Batcave hideout..

He Dont get a Robin sidekick until 3 years after living in Marvel NYC..

How does the Bat do?

Given Batmans record at eliminating mob bosses, Kingpin lasts a few weeks if that. Batman becomes the tactical leader of the Avengers in 6 months. Bruce Wayne becomes shield director in a year.