About Armies unit cards

[qal]

I would like to know when i attack a castle or a city and i put 3 full armies each army has 18 or 20 unit cards can't remember any way when i attack i only get one army to move around the other 2 r unreachable they stand behind a red or a blue line until i start loosing some unit cards from the first army then i can use the other one's anyway is the a way where i can attack a city with all my unit cards / with all my army ????? thank u

[alpaca]

Except for setting them to ai control, no. It will be in the add-on though.

Moved to modding questions.