system
Given the following post, respond as if you're commenting on Reddit:
human
[DC/Marvel] What makes humans/Earth so special in terms of superhero activity? For example, Earth has tons of Green Lantern members when they should have just one, not to mention all the other heroes dotted about.
gpt
For the DC Universe, Earth is where the Multiverse was reborn, and thus is a nexus of cosmic energies. It is also where the Life Entity was sleeping, likewise drawing cosmic energies to that planet. Likewise, it is believed that is connected with the prophecy that Earth shall be the birthplace of the next race of transcendent immortal beings. 

For Marvel... it's all about how the Celestials used Earth as a grand genetic experiment.