A magical weapon that combines a staff and a sword. european broad sword, narrow blade, vertical running runes on the blade, inscriptions on the blade, highly detailed, 4 k, 8 k, intrinsic design, light purple aura, cinematic lighting, dark gray tint metal, octane render, artstation medieval themed, high image quality, dark atmosphere, despair, lots of red and black colors, let the whole subject fit into the frame