A breathtaking, cinematic, and photorealistic image depicting an epic fantasy battle scene in an autumnal, yet subtly muted forest. At the forefront stands a valiant paladin, clad in intricate, polished armor that gleams with a subtle radiance. His sword and shield exude a faint, otherworldly glow. Flanking the paladin is a mysterious wizard shrouded in a hooded robe adorned with exquisitely etched arcane symbols. The staff in his hand, crowned with a gently luminous orb, adds an air of enigma, as his features remain obscured in shadows. On the opposite side, a vigilant ranger stands poised, donned in finely detailed leather armor with a cloak flowing behind. Her longbow is drawn and ready, imbued with anticipation. Towering over them is a formidable three-headed dragon, its scales rich with intricate textures and muted hues. The lighting of the forest is sharp yet naturally understated, casting crisp, defining shadows that enhance the vivid realism of the scene and the characters within.