If you think about the great sims, they'll all about just one weapon: Falcon 4, Black Shark, M1 Tank Platoon 2, F15. Look at Battle of Britain 2. It only featured a few planes, but what great planes they were.
Now, out of the water, I'd say the Type VII is the sexiest war machine ever built:
I wouldn't mind givin' her a ride even if she doesn't bring her ugly friends along.