You can use the Resist Damage Effect. Use the Method, Spend 1 FP, and say the Sig Call.
Costume Requirement - Robotic looking ‘leg warmers’/greaves from the knee to the ankle. Both Legs are counted as one location and must be removable. Attach the Augment Tag to one of the pieces where it is hidden but can easily be shown. You can wear clothing over the robotic ones.