Peerless in Swordsmanship - Zen and the Sword As One

is the Noble Phantasm of Yagyuu Munenori and the repesents the secrets of swordsmanship that once spoke of and was realized within Yagyuu. It is a technique that one can achieve while having achieved and mastery with the blade and can bring certain death with a single blow.Fate/Grand Order - Profile of Yagyu Munenori
The deepest level of the sword that once spoke of have, finally, achieved perfection within Yagyu Munenori. A sword shows its true worth in the threshold of life and death, while reaches enlightenment during meditation. The single sword brandish of Zen and the Sword As One, released from a state of being free from worldly thoughts, accomplishes a sure-kill while being just a single attack.
==References==
Category:Noble Phantasms
Category:Anti-Unit Noble Phantasms
Category:A rank Noble Phantasms
Category:Techniques
Category:Secret Techniques
Category:Noble Phantasms introduced in Fate/Grand Order