Great Old One: The Arcane Sorcerer

character: cthulhu, mindflayer, cthulhu warlock, eldritch sorcerer, void mage, octopus head, tentacles beard, multiple blue glowing eyes, intricate robes, ornate dark armor, crown of tentacles, holding a staff with eyes, holding a glowing spellbook, eldritch book, reading a spell, dark fantasy character, powerful wizard, standing pose, full body, casting magic, holding items, floating, mystical stance, cosmic void, purple and blue nebula, swirling cosmos, space background, deep space, cosmic horrors, floating ruined city, ancient floating architecture, broken pillars, floating debris, ethereal space, dimensional rift, otherworld, glowing magic circle, blue runes, arcane symbols, mystical sigils, magic circle of skulls, skull pedestal, column of skulls, magical barrier, bright blue glow, neon glow, cosmic energy, summoning ritual, forbidden magic, dark magic, spell casting, floating eyes creatures, beholders, multi-eyed monsters, eldritch beasts, tentacle creatures, grotesque creatures, outer gods, cosmic monstrosities, skulls, bones, skull art, ruined arches, starry sky, dark fantasy, gothic fantasy, horror fantasy, cosmic horror, eerie atmosphere, mystical lighting, dramatic lighting, volumetric lighting, rim lighting, glowing edges, dark and moody, celestial, otherworldly, digital painting, high fantasy illustration, detailed fantasy art, intricate details, masterwork, highly detailed, vivid colors, deep blue, dark purple, vibrant blue glow, conceptual art, artstation, character design, epic composition, fantasy art, photorealistic texture, central figure composition, symmetrical magic circle, floating elements composition, wide angle, deep depth of field, Seinen manga style, fantasia, medieval, ultra-detailed illustration, dynamic composition, sharp outlines, intricate details, dreamy purple tone, watercolor-like uneven brushworks, collaged background, retro manga style