Muramasa Senji

Manifesting as a Saber in Shimousa pseudo-singularity, Muramasa acts as the adoptive grandfather of Onui and Tasuke. Impressed with Musashi's swordsmanship, he bestows the 'Myoujin-giri Muramasa' to her, a sword that can cut through fate. ~!There was no Holy Grail in Shimousa to manifest him and he was not called upon by Ashiya Douman in the ritual for Seven Heroic Swordsmasters. Instead, the Counter Force decided to summon him to protect against the threat of Amakusa's Onri Edo. Eventually he forges the Tsumugari…