Exactly, and there is no legitimate way to simultaneously claim that Abrahamic God exists and the other gods humans wrote about did not.

Saying the Bible is proof for this claim is the ultimate "just trust me dude." Like killing someone then telling the police they should just believe when you say you didn't, because why would you lie?

Exactly what a God would tell people if it wanted to take another's followers with minimal effort

Could be two different gods. After all, one of the commandments heavily implies the existence of other gods and the Abrahamic god not wanting any of them to come before themselves.

Ah yes, the barbed wire of youth

All part of the plan