Basically reed and tony notice that the doctor is on earth being reed he obviously wants to meet the doctor but tony decides to attack the doctor and take his tardis the fantastic four agree and so the battle is set up.
Location: Gotham City
Time:It is during the day but the battle goes on during the night aswell
Prep time: The Fantastic four and Tony have 10 hours prep time so do Bats and the Doctor
Allies: The Fantastic four and Tony have the choice to bring in 1 ally so does the doctor and batman