Now while this is unofficial, it's still super cool as even Zack Snyder commented and posted the following Henry Cavill Superman fan art on his Vero account, which features Superman deflecting bullets (via reddit) inspired by the Alex Ross version.
"Josh [a user on Vero] is right this is awesome," Snyder said.
Check some pieces out:
Fueled by his restored faith in humanity and inspired by Superman’s selfless act, Bruce Wayne enlists the help of his newfound ally, Diana Prince, to face an even greater enemy. Together, Batman and Wonder Woman work quickly to find and recruit a team of metahumans to stand against this newly awakened threat. But despite the formation of this unprecedented league of heroes—Batman, Wonder Woman, Aquaman, Cyborg and The Flash—it may already be too late to save the planet from an assault of catastrophic proportions.