As you can see, there are not a lot of changes (Only to Superman and Wonder Woman), nor are they very big, but I do think my changes make a difference...
Original:
My changes:
I removed a bit of the "busy-ness" from Superman's costume, as well as change the ends of the sleeves and make the center of the belt yellow to match the chest-emblem.
And with Wonder Woman, I gave her the more classic gold tiara and accessories, as well as make the boots match the red of the shirt. If I had a good enough sample to use, I would have given Wonder Woman a "battle-skirt" rather than the long pants.
I really do believe that this is the costume that Woman Woman should have in this relaunch (miuns the straps and perhaps change the boots: