Try attacking a former outside city, where a former should be.
The total value of 350% defense bonus from buildings is no a joke (It is transcendent era already, but the drone you picked up is still at 'primitive era').

Emmeric wrote:

+ Zombie Attack: locks down all military units in a city from moving for 3 turns while they kill zombies. All units take 30% damage.

No, that one isn't entirely serious.

Zombies again. They are almost everywhere nowadays. It is getting old.

Covert operation : Make units on the selected hex become stealth for X turns. or, add a new module to make unit with it enter stealth mode, if it not taken any hostile action for X turns. Black Ops : Make units on the selected hex become non-nationality (pirate) to other factions. These units can a...