With this patch, ammo type caliber has been added. The existing ammo type was gauge. If it was like a shotgun, Caliber is close to a rifle. Adding caliber does not mean removing gauge. When you start the game, you will choose either caliber or gauge randomly. Related patch Semi-auto and full-auto have their own advantages. The semi-auto does not spread out and can be launched faster than the full auto if rifle is modified mainly for recoil control. Full-auto has a spread, but it can be reduced rifle is modified mainly for recoil control and provides fast fire speed.