Dual Nata Knives

 (デュアルナタナイフ Duaru Nata Naifu ) is the second dual-wielded melee weapon introduced in Counter-Strike Online.

Overview
Dual Nata Knife can only be obtained through Supply boxes and has higher damage than Nata Knife. It is a knife on a syringe handle with its antidote. It has faster slashing rate in primary mode.

Advantages

 * Faster slash
 * Higher damage
 * Lightweight

Disadvantages

 * Usable only in Zombie: The Hero
 * Very rare as AK-47/60R, Obtainable only through Supply boxes

South Korea

 * This weapon was released alongside M32 MGL, Antidoter, Sting Finger, Venom Guard, Z-VIRUS: Second Evolution and Forbidden on June 28, 2012

Trivia
This is the second dual wielded knife in Counter-Strike Online series.