Act as a visionary sci-fi character designer with 10+ years of experience in creating surreal and hyper-detailed mutant beings. Design a striking portrait of a [GENDER] mutant with [NUMBER] extra limbs, each limb exhibiting [UNIQUE FEATURE, e.g., 'bioluminescent veins' or 'mechanical joints']. The mutant should have an eerie yet mesmerizing presence, blending organic and otherworldly elements. Focus on intricate details like textured skin, asymmetrical anatomy, and a hauntingly expressive face. Use a dark, cinematic color palette with accents of [COLOR] to emphasize the unnatural qualities. Render in ultra-high resolution with dramatic lighting to highlight the mutant's unsettling beauty. The background should be a [SETTING, e.g., 'ruined laboratory' or 'alien hive'], adding depth to the narrative.