Maybe it is too much beer, but I'm thinking about the question:
Is a dedicated transport, in game terms, part of the unit?
If so, a venom would get the poison (3+) bonus from the duke, wouldn't it?
We came to no conclusion. Sorry, if it's too simple, but, hey, we just won our soccer game...
When I'm good, I'm very, very good. But when I'm bad I'm better.