Quick answer

When did Luffy first use Conqueror's Haki?

The answer

Luffy first used Conqueror's Haki during his clash with Doflamingo.

Ch. 782, p. 4

Verified through chapter 936Updated

What the manga shows

5 facts
  1. The Haki clash knocks nearby people unconscious during the fight.

    Ch. 782, p. 5

  2. Luffy's Conqueror's Haki knocks out half the fish-man forces instantly.

    Ch. 634, p. 13

  3. Onlookers react with shock to the color of the Conqueror during Luffy's action.

    Ch. 936, p. 9

  4. Queen notes the unexpected use of Conqueror's Haki color by Luffy.

    Ch. 936, p. 9

  5. Luffy stands victorious after the clash where the Haki appears.

    Ch. 936, p. 9

Change log

3 chapters
  1. Chapter 936Added 3 facts
  2. Chapter 782Added 1 fact; updated the answer
  3. Chapter 634Added 1 fact

From readers