The Systems Alliance Expeditionary Unit (SAEU) is the smallest Task Force in the Systems Alliace Special Warfare Command. Each SAEU unit is an expeditionary quick reaction force, deployed and ready for immediate response to any crisis. It is a division of the Systems Alliace Marine Corps; Its vocational code is E1-7. One of the SAEU's units was slaughterd during the Operation Torch on Akuze; as the unit camped for the night, they found themselves set upon by thresher maws. The SAEU's duty is to observe hostile areas and report to Alliance Command on what threat they will be facing.