>>3045388Hmmm, it seems you might be able to streamline your design a bit by removing unnecessary organs. For example, why does it require lungs? Why not make it an anaerobic lifeform? That way, blood doesn't require oxygenation to provide energy, and chemical absorbtion is the least to worry about.
A liver and kidney are somewhat necessary for body cleaning, but can be much weaker since the weapon is fed by the human, and doesn't need a backup check to see: "Are these berries poisonous?"