The Uncanny Sword (妖刀, Yōtō), also known as the Enchanted Blade in Funimation, is the demon weapon form transformation of the Nakatsukasa Clan. Masamune Nakatsukasa inherited the transformation and Tsubaki then absorbed his soul and gain this transformation. The transformation itself is inhabited by The Will of Nakatsukasa. You may be looking for:
- Mode: Uncanny Sword: Mode: Uncanny Sword refer to the weapon transformation of the Demon Shadow Weapon. This article details on Tsubaki Nakatsukasa's version of the Uncanny Sword as well as it's more advanced form, Shadow☆Star: Zeroth Form - Masamune, otherwise known as simply Masamune.
- Uncanny Sword (Masamune): This article details on Masamune's version of his Uncanny Sword weapon transformation.