This is the relevant reference from the Books where Knife Game is mentioned.
I make no pronouncements on these matters, but report them as I find them.
Arrive at your own conclusions.
I wish you well,
I saw my master half rise, and his hand drawn back, the knife held lightly by its tip. The usual cast with such a knife is overhand, with a powerful snap of the wrist. But the distance, I feared, was much too far for either accuracy or a suitable penetration. The men near the dock, who played the knife game, sometimes gambling on its outcome, threw not even half the distance.