There are different types of Gun buddies. There are small machine type Gun buddies that shoot small fast bullets that are very similar to a MotoTank's shells. There is the middle to large sized (the size varies from map to map in the campaign) guided missile of Gun buddy that is usually seen placed for base defense, that fire small rockets that are typically slow moving that do moderate damage. And there is the large sized laser-class Gun Buddy, they are only seen in campaign. They fire lasers at quick intervals at a high accuracy and deal heavy damage. In the Battlelord mode there are large-size class guided missile Gun Buddies. The special places a field of gun buddies of varying type.