Downside of sea

Naval blockade

Rule the waves

Littoral zone

Command of the sea

Underwater propulsion

Explorer technology

Self propelled torpedo

Sea denial

Went drown down

Sea denial

Sea hunting

Looking for targets

Crush and crack

To be lost

Sea control

Disrupted the supply lines

Hydrodynamic factor

Oceanic doom

Sea's chaos

Ballistics smoke

Wobbling

Turbulent storm

Sea wolf

Tonnage of war

Sinking the vessel

Death in the depth