>>98008294There's also daxamites and several other alien species who could pass for human.
The likely bullshit answer is
1. The life entity who stayed dormant on earth had human-like designs as the default idea for all advanced life.
2. The big hand of creation that started the universe was possibly Valthoom the First Lantern who turned out to be a human from Earth-3.
3. Earth is the center of the multiverse being influenced by, among other things, Earth Prime (the Alt Earth where all superhero stories are works of fiction [aka us]).
