The Power Armor is a series of heavily armored exoskeletons designed for combat and heavy labor, featuring a robust metallic frame with articulated joints for mobility. Each variant (T-45, T-51b, T-60, X-01, Excavator, Ultracite, Hellcat) has distinct visual characteristics: T-45 is bulkier with a weathered, military-green finish; T-51b boasts a smoother, more aerodynamic design with a polished silver-blue hue; T-60 is similar to T-45 but with reinforced plating and a darker, more menacing appearance; X-01 is sleek, with advanced armor plating and a glossy black or chrome finish; Excavator is industrial, with yellow paint and mining tools integrated; Ultracite is high-tech, with a glowing blue energy core and intricate detailing; Hellcat is aggressive, with sharp angles and a dark red and black color scheme. All variants feature glowing visors, hydraulic systems, and various decals or insignias indicating faction or customization.