These are what we call the 'YMMV items.' Things that some people find in this work. We call them 'your mileage might vary' because not everyone sees these things in the same way. This starts discussions in the trope lists, a thing we don't want. Please use the discussion page if you'd like to discuss any of these items.
And more recently, the New52 Reboot for largely the same reasons.
Generational Saga, just modified. The JSA characters, i.e. the first Green Lantern and Flash being the first generation, followed by the next generation of superheroes such as Batman, Wonder Woman, and Superman, followed by the generation of their sidekicks, such as the Robins, Wonder Girl, Superboy, et cetera.