What are some independent superhero comics known for unique world-building?

Several independent publishers excel at world-building. Image Comics' 'Saga' blends sci-fi and fantasy with superhero elements, creating a richly detailed universe. Dark Horse Comics' 'Black Hammer' series offers a deconstructed superhero world with a focus on the psychological toll of heroism. Boom! Studios' 'Irredeemable' and 'Incorruptible' present a dark and morally complex superhero universe.