I think the only possible answer to that is "through play-testing".
As I understand it, real-life wormhole physics gives enormous advantages to a defender. However, this is a wargame, so I will have to limit that somewhat. Exactly how, and to what degree - well, that's something I will be confronting in a year or two.
(And yes, it could be weaponized. Doing so might not be a good idea, depending on the lovecraft parameter, but you can certainly try.)
You know what to do.
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