Item summary
Source-backed item details
- Rarity
- Mythical
- Obtain route
- - Obtain Haki Book from Gear 4 Boss (0.5% Drop)
- Moves
- 5 listed moves
- Source confidence
- Source-listed
- Last checked
- July 10, 2026
Travel and Mobility
Travel and Mobility
Gear 4 lists Flight; measured cross-sea endurance is not published.
- Travel Tier
- A Tier
- Movement Skill
- Flight
- Movement Type
- Transformation Flight
- Can Fly
- Yes
- Cross-Sea Travel
- Unknown
- Transformation
- Required
- Mastery Requirement
- Mastery 150
- Data Confidence
- Source Checked
Strengths- A movement mechanism is listed on the current source card.
Limitations- Speed, range, duration, steering, and energy cost are not reliably measured.
Source note: Movement type comes from the current Haze Seas source card. Relative travel measurements need live testing.
Devil Fruits
Source notes and moves
Mythical
Gear 4 Obtainment Process:
- Defeat Gear 4 Boss on Bubble Island
- Obtain Haki Book from Gear 4 Boss (0.5% Drop)
- Take Haki book to Poneglyph
- Repeat for each Gear 4 Skill
| Key | Move | Effect | Requirement |
|---|
| Z | Kong Gun | Not listed | — |
| X | Double Culverin | Not listed | — |
| C | Flight | Not listed | — |
| V | Kong Organ | Not listed | — |
| B | King Kong Gun | Not listed | — |
Official clip; no written effect was provided on the source card.Official clip; no written effect was provided on the source card.Official clip; no written effect was provided on the source card.Official clip; no written effect was provided on the source card.Official clip; no written effect was provided on the source card. Sources
References for Gum - Gear 4
