No. There are other ways to prove ownership. They’re just being stubborn and not flexible.

The OP was dumb, they’re being assholes.

Geez, it’s like coders are only happy when bashing other people’s codes…

What do coders say when they’re tasked with continuing some other coder’s task? “This is all wrong”.

Still paid them money and they’re not allowing him to use what he bought.

It’s not a game company. It’s a company period. It sold you something that you’re not able to use.