There's a reason they tell you NOT to use a knife in a self defense scenario. It is nearly impossible to defend especially if you kill the attacker.
I think you statistically have a better chance of getting away with "executioner style" shots with a gun than knife use in self defense.
Dunno how big they are. Might be a technical disconnect between the PR person and the devs.
I can excuse a marketing person making this whoopsie, but a dev? Come on you 100% saw the copypasta