Protocol-3PO, C-3PX, Battle-3PO, Gold-plated Guardian, Reforged Protocol, Combat Protocol, Electro-Butler, Tactical Servitor, The Re-commissioned, Titanium Attendant, Imperial Protocol Droid, Sepratrix Sentinel, The Golden Warrior, Shock Trooper 3PO, Blaster Butler, Armed Attendant, The Armored Attendant, The Re-purposed Protocol, The Battle-Ready Butler, C-3PO: Mark II, The Evolved Protocol, The Strategic Servitor, The Fortified Attendant, The Combat-Optimized Butler, The Reconfigured Protocol, The Upgraded Attendant, The Enhanced Protocol, The Modified Protocol, The Advanced Protocol, The Refined Protocol, The Improved Protocol, The Augmented Protocol, The Supercharged Protocol, The Turbocharged Protocol, The Overclocked Protocol, The Hypercharged Protocol, The Power-Up Protocol, The Boosted Protocol, The Amplified Protocol, The Intensified Protocol, The Fortified Protocol, The Reinforced Protocol, The Shielded Protocol, The Protected Protocol, The Safeguarded Protocol, The Secured Protocol, The Guarded Protocol, The Defended Protocol, The Sheltered Protocol, The Bastion Protocol, The Citadel Protocol, The Fortress Protocol, The Rampart Protocol, The Bulwark Protocol, The Stronghold Protocol, The Redoubt Protocol, The Bastion-3PO, The Citadel-3PO, The Fortress-3PO, The Rampart-3PO, The Bulwark-3PO, The Stronghold-3PO, The Redoubt-3PO.