Basically, try and avoid comments that could get the admins in trouble with the police etc. Direct calls to violence, or doxing etc fall into this category. It’s worth noting that it’s a FAR higher barrier than what makes advertisers unhappy.

Luigi is just a name. It could loosely be seen as threatening, but it’s nebulous.

Something like “CEO X will be at Y beach on this date, without much security. It would be an excellent time to blow their brains out, while their family watches.”

Filling in the blanks with legit information, and posting it with intent would be over the line.