Originally Posted by
SmokeMonster
I think we can also attribute this to:
1) The box-office numbers of The Avengers, which showed WB (and Fox, and Sony) just how much money could be made with a superhero team and a shared universe.
2) The jump in box-office from IM2 (620M) to IM3 (1.2B), which shows how the team-up film can significantly boost the box-office for a single character afterward.
3) The ratings for Arrow, Flash, and Gotham.
Who knows if Robinov would have done the same things as Tsujihara.