detailed sketch illustration of two chimeras. First image: Male chimera with muscular golden lion body, dominant lion head, secondary goat head on back looking backwards, venomous serpent head at tail tip. Second image: Larger female chimera with similar structure but more robust build. Intricate anatomical details showing three-headed nature. Dramatic lighting, high fantasy realism, scientific illustration style, 8k resolution, unreal engine 5 render, sharp focus on complex biological details, --ar 16:9  --style raw