A high-tech, arcane energy core with a pulsating glow, featuring a central hexagonal crystal encased in a metallic frame with intricate engravings. The crystal emits a vibrant blue and purple luminescence, surrounded by floating hexagonal plates that rotate slowly. The metallic parts are polished with a glossy finish, contrasting with the rough, energy-charged texture of the crystal. The overall design is symmetrical and geometric, with a complex arrangement of glowing runes and circuits that suggest advanced magical technology.