Can Luffy Use Observation Haki Online

By the time he arrived at the arc, he could easily sense the presence of enemies and dodge bullets without looking. 👁️ Advanced Observation Haki: Future Sight

Katakuri lived in tier 4. Luffy started the fight in tier 2. By the end of the Mirror World battle, Luffy achieved . He explicitly learns to see a glimpse of the future. can luffy use observation haki