James Gunn and Warner Bros. just release the movie poster for the upcoming Superman starring David Corenswet and Rachel Brosnahan. The poster features Superman looking up with a moving background giving the effect the Superman is flying upwards at high speed. Look Up. #Superman #FilmedForIMAX @IMAXSign up to get Fan First updates on all things DC Studios at https://t.co/XbE8mYnZBw pic.twitter.com/X6u2MfpQbW — Warner Bros. Pictures (@wbpictures) December 16, 2024 Here’s another look at the movie poster.…