Now if only we knew, if that was empty threats or if they had a case. Whoever sent those evil letters. I assume they got evil letters.
I only spent a few minutes on that site, and you can't scroll for a second without seeing something that is from a known ip. Including stuff from Disney. But I looked longer on the H&K things.
And there might be another aspect about all this. Maybe you could have the implement in your game, no problem. But offering the model of the implement might be problematic.