Ironstrider Ballistarius
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Like its brother, the Sydonian Dragoon, the Ironstrider Ballistarius shares the same chicken leg design, however unlike the Dragoon the Ironstrider carries a twin Autocannons or Lascannons as well as downlinks providing them with the sum knowledge of their enemies, making it highly dangerous and efficient in eliminating important targets. These walkers travel along with their Skitarii Ranger brethren in search for high value targets. The Ironstrider's mechanized mounts are able to walk on the most hostile terrain, making it quick on uneven terrain even among other walkers. However due to this, this makes the servitor driving the thing to be the first components to fail, you would think the Mechanicus would spend some time in making their slavebots more resistant to things such as corrosive gasses and water. *sigh*.....more Mechanicus incompetence.
When in battle, the role of the Ironstriders is to act as a mobile artillery platform, making it a more longer range and more Dakka version of their Dragoon cousins.