Why doesn’t anyone point out to Superman that there are plenty of beings in the universe that want to kill him...

>not showing your work

my brother's the admin I can do what I want

Eh. The moment anyone picks up the key, it'll turn out he was somehow immune to any dangers it might bring about because of some new aspect of his ever-growing infinite powers.

No, that's just poorly thought out and written fan fiction (probably by a Cereal Lord stan)