Complete the mission of retrieving the Enigma from a sunken U-boat.
19.1%
Minelayer
Complete any campaign objective with mine-laying.
18.8%
Ace of Scapa Flow
Complete the mission of infiltrating Scapa Flow.
18.1%
Knight's Cross with Oak Leaves
Earn the Knight's Cross with Oak Leaves with any officer.
16.3%
Survivor
Survive a battle during which enemy ships dropped over 100 depth charges on your U-boat.
13.1%
40000 GRT
Sink at least 40000 GRT during a single patrol.
11.9%
Friends In High Places
Complete the mission of rescuing a Kriegsmarine officer from an interned ship.
11.6%
Tonnage War
Complete all stages of the campaign objective Tonnage War.
11.0%
Needle In a Haystack
Sink a cargo ship requested for sinking by command, which is sailing in a convoy of at least 15 ships, without sinking any other ship in the convoy beforehand.
10.0%
Knight's Cross with Oak Leaves and Crossed Swords
Earn the Knight's Cross with Oak Leaves and Crossed Swords with any officer.
8.5%
Gibraltar Crossed
Complete the mission of crossing the Strait of Gibraltar.
8.4%
Multitasking
Hit three different ships with torpedoes with a maximum of 120 seconds between the first and last hit.
6.9%
The Happy Time
Complete all stages of the campaign objective The Happy Time.
5.9%
Attack on Aruba
Complete the mission of attacking Aruba.
4.2%
Norwegian Campaign
Complete all stages of the Norwegian campaign.
4.1%
Silent Meteorologist
Complete the mission of establishing a weather station in Northern Labrador.
3.8%
Japanese Friends
Meet a Japanese B1-type submarine.
3.8%
Battle of the Mediterranean
Complete all stages of the campaign objective Battle of the Mediterranean
3.7%
War Chest
Have a budget of over 1,000,000.
3.7%
Knight's Cross with Oak Leaves, Crossed Swords and Diamonds
Earn the Knight's Cross with Oak Leaves, Crossed Swords, and Diamonds with any officer.