haki
A special technique found in the world of One Piece.
Observation Haki:
Allows the users to read their opponents' movements.
Armorment Haki:
Grants protection, increased offense and counters certain Devil Fruit abilities.
Appears as a black coating on the body and weapons wielded by the user.
Conqueror's Haki:
Allows the user to enforce their will on weaker opponents, rendering them unconscious.