Uboat Attack

Fair winds and following seas Obtain all other trophies

Seaman Promote to Seaman rank

Ensign Promote to Ensign rank

Admiral Promote to Admiral rank

Novice sailor Unlock Gato Class ship

Experienced mariner Unlock Hipper Class ship

Sea dog Unlock Balao Class ship

Constructor Build 50 ports

Full steam ahead! Unlock all ship slots in Fleet mode

Halfway there Unlock half of the cards in Fleet mode

I am invincible Win 50 Fleet battles

Liberator Finish Liberation mode

Risky game Reach level 20 in Raid mode

Feel the power! Upgrade any ship to max level

My best unit Upgrade any card to max level in Fleet mode

Flawless Make 5 perfect shots in one mission

Let me show you my collection Use all types of rockets in one mission

What a precision! Shoot down an enemy torpedo during an underwater mission

Special task Complete bonus mission

Ordinary solutions? Not for me Complete a mission without using basic torpedos

All hands on deck Complete 10 missions in a row without failing

All holes patched Use revive

Destruction Use the same special attack 3 times during one mission

Save Jack Destroy an iceberg