How to sink 4 DDs with no torpedo launched

[Robin40]

Simple!

Try to infiltrate Scapa Flow

Let DDs coming on you...stop and go for silent running

et voilà...4 DDs on fire....maybe they collided on circling over you:)

Open Horizons II
TDW IRAI

[Cybermat47]

Nice

[GT182]

And very lucky too. ;)