I haven’t played Star Trek Risk (I’m a Risk 2210 fan), but Star Trek Ascendancy is an instant classic in my opinion. It makes my all time top 7, and I recommend it if you like multi-player empire building games and you don’t mind the science fiction.
They Come Unseen: A Game of Submarines and Subterfuge in the Cold War
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We just got a couple of these in at the game store that I work for. Has anyone here played it?
https://www.boardgamegeek.com/boardgame/177725/they-come-unseenApparently it was designed by a sub commander, Andrew Benford. I think that some of the components look interesting, like the acrylic sonar overlays. If anyone’s interested, I can try to give it a play and post a review of it here.