1、AI defender now has a command post with an officer inside, when captured by player on attack day will cause all enemy on map to surrender，（also has a chance that the enemy officer refuse to surrender and call in the broken arrow)

2、player can call in paratroop with the radio when switched to paradrop unit channel (just like airstrike)

3、player can activite spy network with the radio when switched to resistance channel.

4、new unit: traitor
traitor can be switched to enemy side by clicking the "Excute Traitor" button in the radio of AI defender's command bunker. and then the player can shoot the traitor to gain an huge amount of VP and win the game instantly.
but be aware if the traitor is killed by the enemy when still at your side, you will lose the game instantly.

Soviet commissar and German officer can interact with the radio in the command post to call in reinforcement（this action costs Document bag)

Document bag can be replenished by engineer truck.