Windurger No.2 Silent Pistol 1/2 scale

thingiverse

The standard issue firearm of the Militaires Sans Frontières and the Diamond Dogs is a scaled-down model, one that fires tranquilizer darts with remarkable precision. Its compact design makes it easy to handle, a feature that's crucial for covert operations. In Metal Gear Solid 5, this tranquilizer gun plays a significant role in the storyline, serving as a key tool for the player character, Venom Snake.