They Are Billions is a tower defense type game, it is about resisting a multitude of zombies that often arrive in waves, while the world is in a post apocalyptic state.
Resist zombie attacks
For this, it is necessary to create a city and defenses, with great ballista, watchtowers, ray towers, towers with machine guns (executor). As time progresses, the waves of zombies become colossal, until the final wave "They Are Legend".
Clean the map
By developing battalions of soldiers, it is possible to create patrols that will clean the map. This will make it easier for you when you need to expand your territory.
Unlock new cards
We must arrive at the end of X days and make sure that the conditions allow to reach a certain level of difficulty in order to unlock other types of cards.
We win only when we have defeated the last wave of infected.
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When we play the game They Are Billions, we get more and more infected who come in the form of hordes on the different flanks of our city. Initially ...