Please help

[Adrian]

How can i import an unit from a different mod.I would like to import the airplane from parabelum and give them to daenerys and the night king.Is that possible?Another questions, after I change the name and the unit from The Stormcrow to become the golden company rest of mercenary party from Essos disappear in about 40 day after i start the game.Is that what happens anytime or is just my fault because i change that? Sorry for my English.I hope you can understand what I'm saying.

[Ser Blackflame]

I believe its possible but real hard to do i watched a video a while back on YouTube but the guy said its hard to do and wasn't worth it. if i find the video ill link it to you