A beautiful highly detailed digital artwork of a (Giant human head IS a battleground, with two medieval armies, knights in armor fighting a battle in the brain, arrows flying, spears axes shields, harsh lighting, view scene from a distance, epic scale), in front of a space nebula, featured on Artstation, octane render, 4k, 8k, artstationhq, intense, epic, exciting, wow, panoramic, cinematic, moody, hdri, lens flare, exciting, stop motion, highly detailed, octane render, soft lighting, celestial | Space