The mysterious strategist of the Demon King’s Army:
Silver skull mask, black mage robe (a big hole is broken in the chest, the hole is pitch black, silver claws are floating in the center, holding a red sphere), red cloak with hood (black horns are decorated on the left and right sides of the hood), gold long handle Staff (the top is decorated with a gold ring of wisdom, with a black sphere in the center).
FHD, masterpiece, realistic style.