Manage economy, defend by building up armies and fight battles to occupy enemy territory. Battles are in real time and you got many ways to setup your troops formation in battle.
Think you saved humanity...? Not so fast! On the eve of your glorious campaign to retake the galaxy, a new threat emerges. Fight the Creeper in a new environment while you excavate and build your industry of war.
Enter an infected zone called "Romero E5". Don't let zombies spread over the city's borders by assigning soldiers to repair barricades and shooting at incoming infectees.