Most of the villains will be guys Batman just talks to to see if they know what's going on. They won't be full on villains, his rogue gallery will already be established in this film.
I don't think that's him.
Was it ever confirmed that this was set in the 90s. Dude probably went home and went back to a straight and narrow life as Barack Obama.
Bruce Wayne saw his billionaire parents murdered during a mugging when he was 10 years old and decided to dedicate his life as a vigilante dressing as a bat, spending most of his time in an underground lair and beating up bad guys at night.
He's out of his fukking mind.
If it turned out that Jeff Bezos was doing this shyt he'd be ousted from his company, arrested and evaluated for insanity.
90s setting was just a rumor