Adult Eidolon Wyrm, dragon-like humanoid, mature male, powerful muscles, scales covering arms and legs, horns on forehead, piercing blue eyes, sharp teeth, black hair with silver streaks, intricate tattoos on chest, leather-bound book in hand, mysterious aura, ancient wisdom, dimly lit mystical chamber, stone walls adorned with candles, misty atmosphere, dramatic shadows, high contrast lighting, cinematic composition.