XCOM: Enemy Unknown - As expected, the long-awaited meeting of earthlings with aliens completely out of control, as aliens suddenly began to attack entire cities filled with people. You are in one of the newly created teams to protect the planet and destroy enemy forces from space as soon as possible, so now you have access to all the latest technologies and powerful weapons. Choose the right strategy for the gradual cleansing of territories from aliens, as it is simply impossible to do it right away, even if you try very hard.