They wield lightweight weapons such as the Needler and Plasma Pistol, though they never overcharge their Plasma Pistol to break a shield, as with Jackals. They also enter battle in a swarm (the number differs depending on the difficulty); furthermore, they are susceptible to headshots, though sniper weapons will always kill them with a single shot regardless of where it hits them and the difficulty level. This is most likely due to a natural physical weakness, as the sniper rifle's shot would likely travel straight through the exoskeleton and cause the Drone to go into a state of shock. Drones never dual wield or have heavy weapons because they can only become airborne while lifting a small amount of weight. When fighting, they have to take frequent rests while in the air, probably due to