It is a game that is difficult, made by a company that is widely known for making some of the highest difficulty games in gaming. And arguably, Elden Ring is their easiest game. This guy signed up for it. If he didn’t know, its his fault.
There is no lawsuit here, this gets thrown out instantly. FromSoftware makes games and they can make whatever they want. If people don’t want their games, then they won’t buy them.