They have slow movement speed, extremely low health and many similarities to Those Guys. Due to them not attacking, this enemy will never deal any damage; they simply sit in front of their target (and never stop shooting those pretty fireworks).
This enemy doesn't attack and has the lowest health possible. Nearly anything can kill them, so either use them to the benefit Long Distance Cats or just ignore them outright.
This enemy has always appeared at 100% strength magnification.