They’re great for defending a fortification or fighting on an open battlefield, but not good for attacking an enemy fortification or fighting in dense terrain. However, guns have shorter range, don’t reload as quickly, and can’t fire over walls and allied units. Gun - Units equipped with guns (matchlocks) imported from Europe can do incredible damage to enemy units quickly. Bow units are equipped with melee weapons, but will lose against similarly trained melee units. Bow units are great forcing an opponent to fight a battle on your terms, and they’re also great in siege battles. They’re able to rain a deadly metal hail against opponents, and they’re able to easily fire over walls. Bow - Bow equipped units are the most basic ranged units in Shogun 2: Total War.