Triple-barreled shotgun

Overview
The Triple-barreled shotgun in game is a sawed-off shotgun. It can be fired in automatic or 3-round burst. It is extremely powerful in close range battles and does very high knockback to zombies.

Advantages

 * Able to perform 3-round burst
 * Instant kill if all pellets hit on human's body
 * Powerful at close range and middle range
 * High rate of fire
 * Extremely high knockback to zombies
 * More powerful than Double-barreled shotgun
 * Can be used by both Counter-Terrorists and Terrorists

Disadvantages

 * Low stun power
 * Obtainable only during upgrade events
 * Low magazine capacity
 * Useless at long range
 * Unsuitable for dealing with multiple targets
 * Longer reload time than Double-barreled shotgun

South Korea
Tripe Barrel was released on February 14, 2013. The players must collect 3000 kill points with Double Barrel to receive this weapon. The points are calculated as follows: