Sensor turent Machine gun Machine gun tower Sensor Tower Command relay post Research module Synaptic link data analysis Synaptic link analysis Mk2 Synaptic link analysis Mk3 Dedicated synaptic link Sensor upgrade Sensor upgrade Dedicated synaptic link Mk2 Dedicated synaptic link Mk3 Neural synapse research brain Neural synapse research brain Mk2 Neural synapse research brain Mk3 Pulse Laser