Stream legal websites for series?

Many sites where you can watch series for free are illegal.

Before something like this comes to FreeTV, it's either on PayTV or illegal sites.

At Netflix, for example, you can cancel monthly, at Media Markt there are such cards with a code where there's a corresponding credit. When the credit is gone, you can no longer watch anything. You didn't have to provide any account details of yourself or anything else.

But is there something for transmitters such as FOX too? TheWalkingDead season 10 is currently on PayTV. Unfortunately I don't have PayTV and only for one series I don't want to register with all my data.

Can one also buy such "prepaid cards" for stations like FOX or legally stream films in another way?

I watch many series on TVNow (free, legal with advertising) and Netflix.

On TVnow "only" this comes from Hartz IV TV. And on Netflix, Season 10 of The Walking Dead isn't

Then get a VPN (e.g. Nord VPN for 3.90 euro per month with a 3-year subscription), set location to USA and your problem is done. Then only gives English subtitles, but should not be a problem.