Chris Pine's Steve Trevor sacrificing himself in a fiery explosion to save the day, so when the trailer for dropped and Steve was still very much in the picture, we had to wonder how? What? When? Where? And again, Now, we know: Steve Trevor is only sort of back from the dead. 's plot revolves around a MacGuffin known as the Dreamstone, an ancient chunk of rock imbued by the Gods with power to grant its possessor one wish.