Saruman the White as a metal bass guitarist, ultra-realistic, highly detailed, cinematic lighting, 8k, octane render; Saruman in flowing grey hair, white robes swirling, shredding a custom sinister bass guitar; Isengard backdrop with black spire, stormy skies, dark swirling clouds, lightning flashes; columns of fire on stage, apocalyptic atmosphere, smoke, embers; Uruk-hai minions watching in awe; heavy metal album cover vibe, trending on ArtStation, intricate designs, volumetric lighting, award-winning.