- "Lethal melee attack."
- — Attachments menu description of the Operator Mod.
|Unlocked||Weapon level 13|
It attaches a knife to the end of the weapon, making melee strikes lethal, upwards to round five in Zombies mode. It changes the melee strike into a lunging stab. It does not gain any bonus damage from melee weapon upgrades such as the Bowie Knife.