Akisada Musashi

"Two Heavens" Akisata Musashi (秋田武蔵) was a powerful and famous from Wano Country, and a member of the Akisada Family. During the Wano Civil War, he stood against his own clan, and the Fukuoka Family, siding with the.

After the Kozuki lost the war, he fled the country, and eventually founded Karma, a revolutionary organization, after gathering several powerful individuals. Musashi, even after his mysterious death, left quite a legacy, being a master of the sword style known as Ittou Tenchi (一刀天地).

Musashi was assassinated by Umori Kenshiro around nine years ago from the current timeline, becoming his first, and currently his most powerful Avatar.