Yasuke is the first character you play as in Assassin’s Creed Shadows, but you’ll lose track of him after the prologue. Yasuke will eventually re-enter the story as a playable

You ever notice a legendary piece of loot from across the room, lock eyes, and exchange a knowing look that says "We're going to be together forever?" I have, because I'm the proud owner of Yasuke's Protector's Armor in Assassin's Creed Shadows.

One of the main characters in Assassin's Creed Shadows, Yasuke is not available right from the start of the game.