Superman does something unexpected with its post-credits scenes, and that has now become the pattern that other DC Universe projects should follow. When it comes to superhero movies, fans have grown used to sitting in theaters until the end of the credits, with Marvel Studios making post-credits scenes crucial to their universe-building. Many DC movies have done the same.
That has spread to TV shows, with small-screen projects both at Marvel and DC using post-credits scenes. James Gunn's DC Universe is no stranger to that move, though the franchise is approaching it in a surprising way. After Superman broke what could be seen as the norm for such scenes, it seems like future DC releases will walk in its path.
Why Superman's Post-Credits Scene Doesn't Set Anything Up
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