Crash Dive

Rank: Commander

Common53.9%

Successfully completed a Patrol at Easy mode.

Kamikaze Ace

Common40.9%

Sink a ship by ramming it.

Rank: Ensign

Uncommon39.4%

Successfully completed a Single Mission at Easy difficulty.

Iron Cross 2nd Class

Uncommon27.7%

Sink 1 million tons.

Rank: Captain

Uncommon23.1%

Successfully completed a Patrol at Medium difficulty.

Around the World

Uncommon17.3%

Sail your sub more than 40,075 km.

Rank: Lieutenant Junior Grade

Uncommon17.0%

Successfully completed a Single Mission at Medium difficulty.

Torpedo Ace

Uncommon15.8%

Complete a patrol in which every torpedo scores a hit.

Pac-Man

Uncommon14.2%

Use up all Resupply Points on a patrol.

Iron Cross 1st Class

Uncommon12.8%

Sink 3 million tons.

Rank: Commodore

Uncommon11.8%

Successfully completed a Patrol at Hard difficulty.

By the Book

Uncommon11.7%

Complete all tutorials.

Out of Warranty

Uncommon11.3%

Sail your sub more than 100,000 km.

Rank: Lieutenant

Rare9.1%

Successfully completed a Single Mission at Hard difficulty.

Harder Than It Sounds

Rare8.2%

Complete the “Target three ships” combat tutorial.

Marathoner

Rare7.1%

Sail your sub more than 500,000 km.

Million K

Rare6.4%

Sail your sub more than 1 million km.

Deep Sea Driving

Rare5.9%

Take your sub below 230m without imploding.

Knight's Cross

Rare5.6%

Sink 10 million tons.

Rank: Admiral

Very rare4.2%

Successfully completed a Patrol at Sim difficulty.

Pressure Cooker

Very rare3.5%

Take your sub below 250m without imploding.

Rank: Lieutenant Commander

Very rare3.4%

Successfully completed a Single Mission at Sim difficulty.

Avenging Angel

Very rare2.4%

Sink an enemy ship after your sub has been destroyed.