Wherever Hulk will end up by the time Avengers 4 rolls around, the seeds of that transition will take root in the next Avengers movie, and Marvel wants to keep those secrets close to the chest for the foreseeable future.
The studio has nailed the depiction of the character ever since Ruffalo stepped in for Edward Norton during the events of the first Avengers film, so we’re on pins and needles to see what happens next.
What ultimately makes Mark Ruffalo’s comments so fascinating is the fact that Hulk was the one Avenger completely missing from the Infinity War teaser screened at D23 over the weekend, and I don’t think that’s an accident.