They Are Billions - The Six Wonders - They Are Billions

They Are Billions is a steampunk real-time strategy game where you build and defend colonies against massive zombie hordes on a post-apocalyptic planet. The core gameplay involves expanding your settlement, managing resources, researching technologies, and constructing defenses to survive overwhelming waves of infected. Its distinctive feature is the sheer scale of the enemy threat, requiring strategic planning and layered defenses to overcome the billions of attackers. Available on PC, PlayStation 4, and Xbox One, it was first released in 2019.