Win a Standard battle while being the sole survivor in your team

Unlock and install all modifications on a Tier VII American or British ship

Install a ship upgrade

Research a Tier III ship

Destroy 50 enemy ships with your torpedoes in Standard battles

Defend the base or a key area 3 times in Standard battles

Simultaneously have 5 American or British commanders in your roster

Promote Commander to legendary rank 1

Destroy enemy ship modules 100 times in Standard battles

Capture a key area or base 3 times in Standard battles

Destroy at least 4 enemy ships in a single Standard battle with an American or British ship

Destroy 20 enemy ships in Standard battles

Destroy an enemy by flooding that exceeds 50% of its HP in a Standard battle