Envision a majestic, photorealistic fantasy troll standing amidst a dense, enchanted forest. The creature boasts intricate, hyper-detailed textures on its rough, moss-covered skin, glistening under soft, dappled sunlight captured in exquisite HDR quality. Its eyes, deep and expressive, tell tales of ancient lore, while the surrounding flora and fauna bring an ethereal atmosphere to life. Using the power of an advanced octane render and the capabilities of Unreal Engine, the scene unveils heightened realism with subtle creative touches, such as whimsical butterflies fluttering around and bioluminescent plants adding a magical glow to the setting. The composition, set in a 9:16 aspect ratio, draws the viewer into this fantastical realm with seamless depth and intricate details.