Tributes to other super hero media...sneaked into the game.
City hall: The mayor has no name, he's just "The Mayor" and he's really short with a giant handlebar mustache.
His secretary is statuesque, but her hairdo totally obscures her face.
A shoeshine boy is a bipedal dog.
at night in the clouds the city will shine the bat signal, but there is never a bat...its always a range of other logos...including the Thundercats signal
a green lantern ring is on the sidewalk...but no one can pick it up.