In the new trailer, as pointed out by ComicBook, when Superman is hit over the head with a can thrown by a bystander, he doesn't really react, with his eyes still facing forward. But in the original Superman trailer, when the hero was hit with the flying can, his right eye twitched in reaction. See the side-by-side comparison below.

The new DC Universe is obviously very similar to the DC Extended Universe, but it also has its fair share of differences. The new trailer for James Gunn’s Superman, as well as the recent trailer for Peacemaker Season 2,