I saw it for a second time. I give it a B. It has its flaws, but the good outweighs the bad for me. If it was me, I would've cut the following:
Just cutting those alone I think tightens and improves the film.
-Cut Scoot McNairy's scene where he defaced the statue. The news footage of it gets the point across. Really the McNairy/Holly Hunter subplot could've been written a little tighter
-Get rid of the dream sequence of Bruce seeing the blood at his parents' grave. Unnecessary
-Get rid of the Kevin Costner scene
-Get rid of the scene of Martha Kent being kidnapped so that it's a surprise
-Get rid of the dream sequence of Bruce seeing the blood at his parents' grave. Unnecessary
-Get rid of the Kevin Costner scene
-Get rid of the scene of Martha Kent being kidnapped so that it's a surprise
Just cutting those alone I think tightens and improves the film.