

I still have no idea. “I critically succeed.” How? Why? With what?
There’s a reason why rule books are larger than half a page of A4. I genuinely have no clue how this works even with an example. Because there’s no explanation.
Your example needs to be “explain like I’m five”-grade. YOU know how this works. WE don’t.
This has two answers.
First, which film scared me the most when I watched it: To my shame it’s Gamera. (I was a young child.)
Second, which film I consider the scariest now: Probably John Carpenter’s The Thing.