Enemy Level 120 Marine Fortress First Sea

Chief Petty Officer

Sword-wielding Marine enemy in the First Sea

Overview

The Chief Petty Officers are a group of sword-wielding enemies found in the Marine Fortress of the First Sea. With a level of 120 and 2,300 HP, they are a staple for players looking to gain experience and rewards as they progress.

These officers are equipped with Dual Katana and are known for their swift attacks. Despite their formidable appearance, they are relatively easy to farm due to their predictable attack patterns and the fact they spawn in manageable pairs.

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๐Ÿ—ก๏ธ Chief Petty Officers deal different damage per slash, with the third strike hitting hardest!

Location & Spawn

Where to find Chief Petty Officer:

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Location

Marine Fortress in the First Sea.

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Spawn Rate

Every 15 seconds, making them easy to farm!

Drops & Rewards

What you can earn from defeating Chief Petty Officer:

DropNotes
~10,000 EXP Great for leveling up!
~250 Currency reward for each defeat.

Abilities

Chief Petty Officer's attacks to watch out for:

AbilityDescription
Sword Slash Delivers a series of slashes with the Dual Katana, each dealing 95 damage, except the third which deals 108 damage.

Stats & Ratings

Community ratings for the Chief Petty Officer:

Difficulty4 / 10
XP Value7 / 10
Drop Value6 / 10
Threat5 / 10

Tips & Strategy

  • Group them together to maximize area attacks and expedite farming.
  • Use hit-and-run tactics to manage their damage output if your level is close to theirs.
  • Take advantage of their predictable attack pattern to dodge and counter effectively.
๐Ÿ“„ Last updated: June 26, 2026 ๐ŸŽฎ Game: Blox Fruits โœ๏ธ Maintained by NOOB.WIKI