Gum Gum, a Guard, and Mud

Gum-Gum, then a guard, and then mud. Can I reach the ones that are after around barb? Are they close enough to me where I can reach them without movement? No, because you only have a five foot reach with your weapon. You can only attack enemies immediately next to you. If I was to throw my javelin of lightning, who would be in the path of it? Oh, it's within five feet. So you reach is five feet with that, but you could throw it. Yeah. Get all four of them. They all take two points of damage. Two points of necrotic damage, just to be clear. Very specific type