Design a stylized humanoid boss monster with a sleek yet menacing form, blending smooth armor-like plates with sinewy organic details. Its glowing veins pulse with eerie cyan light, tracing patterns across its body. The face is partially masked, revealing a faintly luminescent, otherworldly visage. Its elongated limbs end in clawed hands, and its posture radiates power and authority. The monster’s back features spiny protrusions that shimmer faintly, adding an ethereal, intimidating presence