Create a highly detailed fantasy weapon concept sheet featuring two matching katanas inspired by Yoru from One Piece. Both swords have long black blades with a glossy obsidian finish, gold-edged cross-shaped guards inspired by Yoru’s gothic design, intricate gold filigree, and dark royal aesthetics. The first katana is a traditional-length nodachi-style weapon with a black-and-gold wrapped handle and a black lacquered scabbard decorated with gold crosses. The second is a slightly shorter companion katana with the same design language, creating a matched dual-sword set. Include ornate engravings, jeweled accents, dramatic lighting, weapon blueprint details, and a premium anime-fantasy art style. Ultra-sharp, elegant, intimidating, museum-quality craftsmanship, dark gothic knight theme, highly realistic metal textures, 4K concept art. Mehr sehen