Prompt

Inside a very dark castle, throne behind him, a towering figure stands with a body that seems noble but deeply corrupted, its armor cracked and pulsing with two distinct energies. A glowing blue heart sits exposed in the center of his chest, pulsating with a rhythmic, eerie light, as if keeping the battle between light and darkness alive. One side of his body glows with a cold, flickering blue light, while the other burns with fiery orange corruption. With both hands, he holds a giant blue sword