The Legend of Acrius is a high-detail, ornate shotgun with a futuristic and slightly weathered appearance, featuring a sleek metallic body with engraved patterns that glow with a faint luminous energy. Its design is angular and symmetrical, with a polished finish that contrasts with the rough, battle-damaged textures on certain parts, suggesting heavy use in combat. The weapon's most distinctive elements are its large, barrel-like muzzle and the intricate, glowing blue energy coils that wrap around the barrel, indicating its powerful energy-based ammunition.