Sea of Conquest Flagship Guide: What to Upgrade First

Your flagship is the heart of your fleet in Sea of Conquest: Pirate War. Which upgrades to prioritise, how to match them to your play style and what to avoid.

Sea of Conquest: Pirate War artwork

In Sea of Conquest: Pirate War, your flagship leads every voyage and battle. Upgrading it well makes every other part of the game easier – from exploring to fighting in alliance events.

Why the flagship matters

  • It’s your main combat ship.
  • Its stats affect survival and damage in every fight.
  • Many features and voyages become easier as it grows.

Upgrade priorities

PriorityUpgradeWhy
1Core upgrades unlocked by main questsUsually the biggest jumps in power
2Survivability (hull, defence)Keeps you in fights longer
3FirepowerWins fights faster
4Utility upgradesHelpful once the basics are solid

Match upgrades to your style

  • Frontline captains – prioritise survivability so you can absorb attention.
  • Damage-focused captains – prioritise firepower, but keep enough defence to survive.
  • Explorers and traders – balance survival with upgrades that help voyages.

Don’t forget the crew

Your crew’s skills multiply your flagship’s strength. A strong flagship with a weak crew underperforms – see our crew guide.

Repair before you sail

Going into battle damaged is a common mistake. Repair between fights, especially before alliance events and PvP. More combat tips in our naval combat guide.

Common mistakes

  • Upgrading randomly instead of following the main quest line.
  • Ignoring defence in favour of damage.
  • Sailing into fights damaged.

A well-upgraded flagship is your best investment. Follow a clear plan and every voyage gets easier. For the basics, see our beginner guide.

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