Pack of Dead Frontier Dusk Weapons, or X-Dusk because both are them have same textures but different buffs. In Dead Frontier, lvl 220 is required to access the Dusk shop.

Dusk Kris - Knifecur (Knife)
Dusk Razor - Katana
Dusk Saw - Chnsaw (Chainsaw)
Dusk Enforcer - Desert Eagle
Dusk Striker - Shotgspa (Combat Shotgun)
Dusk SMG - MP5LNG (MP5)
Dusk Mag - M4
Dusk Carbine - Sniper