At least 15 minutes unit usage plus used this unit type the most in the mission
Complete all Single Player missions
Kill 10 enemy ships and reach at least 5 min ship usage
Kill 5 enemy ships and reach at least 5 min ship usage
Complete all Ship Challenge missions
Kill 40 enemy planes and reach at least 5 min plane usage
At least 20 minutes unit usage plus used this unit type the most in the mission
Kill 20 enemy planes and reach at least 5 min plane usage
Complete all Submarine Challenge missions
Complete all Plane Challenge missions
Complete all Naval Academy missions
Worst Kill/Death ratio amongst the Players
Achieve 15 torpedo hits as well as most torpedo hits in mission
At least 25 minutes unit usage plus used this unit type the most in the mission
Kill 10 enemy planes and 5 enemy ships
Must reach the time and hit limits of the Service and the Marksmanship medals
Team Kill/Death ratio must be at least 5:1
Kill 50 enemy planes and 10 enemy ships
Achieve 200 Artillery hits as well as most Artillery hits in mission
Team Kill/Death ratio must be at least 3:1
Achieve 100 AA hits as well as most AA hits in mission
Complete all Single Player missions on Veteran difficulty level
